Agilent Technologies N9030a manuel d'utilisation

Agilent X-Series Signal Analyzer N9061A Remote Language Compatibility Guide This manual provides documentation for the following X-Series Analyzers: PXA Signal Analyzer N9030A MXA Signal Analyzer N9020A EXA Signal Analyzer N9010A[...]

Notices © Agilent T echnologies, Inc. 2008, 2009 No part of this manual may be reproduced in any form or by any means ( including electronic storage and retrieval or transla- tion into a foreign language) without prior agreement and written consent fro m Agi- lent T echnologies, Inc. as governed by United St at es and inte rna tional copyright law[...]

3 Wa r r a n t y This Agilent technologies instrument product is warranted against defect s in material and workmanship for a period of one year from the date of shipment. Duri ng the warranty period, Agile nt T echnologies will, at its option, either repair or replace products that prove to be defective. For warranty service or repair , this produ[...]

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Contents 5 1. Getting S tarted N9061A Application Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Documentation for the N9 061A application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 N9061A General Rules and Limitat[...]

6 Contents Adjacent Channel Power Measurement S t ate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 ACPPWR TX Adjacent Channel Power T otal Power T r ansmitted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 ACPRSL TS Adjacent Channel Power Measurement Resul[...]

Contents 7 C2 [two] A Minus B Into A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 CA Couple Attenuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 CARROFF Carrier O[...]

8 Contents Peak Marker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147 E2 [two] Marker to Center Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148 E3 [three] Delta Mark[...]

Contents 9 IP Instrument Preset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178 KS, Mixer Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179 KS= 8566A/B: A[...]

10 Contents KSl T ransfer Trace B to T race C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202 KSM Marker Noise On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203 KSm Graticule Off . . [...]

Contents 11 Marker Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227 M2 [two] Marker Normal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228 M3 [three] D[...]

12 Contents MKOFF Marker Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253 MKP Marker Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254 MKPK Mark[...]

Contents 13 Query Active Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279 OCCUP Percent Occupied Power Bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 80 OL Output Learn S tring . . . . . [...]

14 Contents SA VES Save State . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308 SER Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309 SETDA TE[...]

Contents 15 T ime Date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335 TITLE T itle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336 TM[...]

16 Contents[...]

17 1 Getting S tarted[...]

18 Getting S tarted N9061A Application De scription N9061A Application Description The N9061A application is the re mote language compatibility suite for the Agilent T echnologies X-Series of signal analyzers. It allows the analyzers to be cont rolled using many of the remote programming commands from the following analyzers: • 8560 E/EC Series P[...]

19 Getting S tarted Document ation for the N9061A application Documentation for the N9061A application Signal Analyzers with N9061A When you purchase your X-Series signal analyzer with the Remote Langua ge Compatibility Suite (N9061A), this manu al - the Remote Language Compati bility Guide (N9020-901 19) is included on the documentation CD and is [...]

20 Getting S tarted N9061A General Rules a nd Limit ations N9061A General Rules and Limitations The N9061A application has been de signed to emulate as closely as possible the operation of the specified spectrum analyzers. It is not, however , intended as an abso lute direct replacement for these analyzers. Remote Contro l The N9061A application in[...]

21 Getting S tarted N9061A General Rules and Limit ations Markers The N9071A applicatio n emulates the behavior of le ga cy products. If someone uses a marker s tate which is not available in the legacy instrument, further ma rker behavior is undefined until instru ment preset. On systems that supported MKACT , there are 4 c omp letely different ma[...]

22 Getting S tarted N9061A General Rules a nd Limit ations Supported Commands Only a subset of the 8566 /8568/8560 Series co mmands is supported in th is application (through a GPIB interface). The list of supp orted commands was determined by f eedback from our cu stomers combined with technical considerations and constraints. EP is the enable par[...]

23 Getting S tarted Hardware and Firmware Requirement s for N9061A Hardwar e and Firmware Requir ements for N9061A One of the following Agilent si gnal analyzers is required to run the N9061A application. For maximum compatibility , you should select an X-Series analyzer that equals or exceeds the frequency range of the legacy analyzer you are repl[...]

24 Getting S tarted Hardware and Firmware Requirement s for N9061A 8562E/EC 30 Hz 13.2 GHz 8563E/EC 9 kHz 26.5 GHz 8564E/EC 9 kHz 40.0 GHz 8565E/EC 9 kHz 50.0 GHz HP8566A 2 GHz 22 GHz HP8566B 2 GHz 22 GHz HP8568A 0 Hz 1.5 GHz HP8568B 0 Hz 1.5 GHz T able 1-4 Frequency Ranges of the Legacy Analyzers Remote Language S tart Frequency S top Frequency[...]

25 Getting S tarted Inst alling the N9061A application Installing the N9061A application Remote language compatibility for the 8566/8 568/8 56 0 Series of analyzers is a licensed application on the X-Series analyzers. The op tion for 8560 series is N9061A-2 FP and the option for 8566/8568 is N9061A-1FP . The application must be installed and licens[...]

26 Getting S tarted Inst alling the N9061A application A license key is usually for one instrument model/ser ial number combination. The license key can only be installed on that instrument. License Installation Procedur e over USB 1. Redeem the Option Upgrade Entitlement Certificate by following the instructions on the Certificate. 2. After redeem[...]

27 Getting S tarted Setting up N9061A on the X-Series Analyze r Setting up N9061A on the X-Series Analyzer Figure 1- 1 is an example mode menu map showing th e N9061A (Remote Language Compatibility) application selection on your signal analyzer . T o select the N9061A application, press the Mode hardkey on the X-Series analyzer front panel and then[...]

28 Getting S tarted Setting up N9 061A on the X-Series Analyzer Then, to select the legacy analyzer you wish to emulate, press the Mode Setup hardkey on the front panel. Figure 1-2 shows the menu map that allows you to sel ect the 8560 series analyzer or 8566A/B, 8568A/B and therefore the remote control comman ds to be u sed in the X-Series analyze[...]

29 Getting S tarted Setting up N9061A on the X-Series Analyze r The legacy instrument se lections are as follows: 8560E/EC Selects the 8560E/EC remote programming language and sets the response to the remote programming command ‘ID?’ to HP8560E . It also performs an instrument preset and sets Span, T race Points, coup lings, VBW/RBW ratio, and [...]

30 Getting S tarted Setting up N9 061A on the X-Series Analyzer NOTE Setting the remote language to anything other than ‘SCPI’ does not af fect the response to the SCPI command ‘*IDN?’ This command will still return the model number and firmware version number of the X-Series signal analyzer . T able 1-5 Span, T race Points, Couplings, VBW/[...]

31 Getting S tarted Setting up N9061A on the X-Series Analyze r HP8568B 0 Hz 1.5 GHz 1001 DC 3 (VBW one step wider than RBW) 106 T able 1-5 Span, T race Points, Couplings, VBW/RBW Ratio, and Span/RBW Ratio Settings Remote Language St a r t F r e q . St o p Freq. Number of T race Points RF Coupling VBW/ RBW Ratio Span/RBW Ratio[...]

32 Getting S tarted Setting up N9 061A on the X-Series Analyzer Cmd Err or Tu r n i n g Cm d Error On or Off enables or disables the disp lay of the "CMD ERR" error messages. The default setting is On. The error message appears in the Message bar and also can be querie d using “ERR?”. The error message will occur if either th e comman[...]

33 Getting S tarted Setting up N9061A on the X-Series Analyze r Logging The N9061A application allo ws the logging of errors. These errors comprise details of command errors and legacy commands that have been received but are not supp orted by the N9061A application. T o enable and view the error log select the Mode Setup hardkey from the front pa [...]

34 Getting S tarted Setting up N9 061A on the X-Series Analyzer Refresh T o update the log page with new entries, select Refresh . Clear Log The Clear Log softkey clears the error log. The log can only be cleared by usin g th e Clear Log fu nction and ca nnot be cleared on power-up, remote language switch or mode switch.[...]

35 Getting S tarted Setting up N9061A on the X-Series Analyze r Prefer ences The Preferences menu allows you to configure some analyzer settings when in remote language compatibility mode. Figure 1-4 shows the Preferences menu ma p that is accessed by selecting the Mode Setup hardkey on the fron t panel and then selecting the Prefere nces softkey .[...]

36 Getting S tarted Setting up N9 061A on the X-Series Analyzer Sweep T ype Rules Sweep T ype Rules changes the Auto rules fo r determining whether the in strument uses FFT or Swept mode (this can be manually overri dden). FFT mode of fers substantia lly faster measurements in some cases. The HP8566A/B, 8568A/B series did not have FFT mode capabili[...]

37 Getting S tarted Setting up N9061A on the X-Series Analyze r Restore Mode Defaults Resets the state for the currently active mode by resetting the mode pe rsistent setting to their default values and by performing a mode preset. This function will never ca use a mode switch. This function performs a full preset on the active mode. Send Commands [...]

38 Getting S tarted Running Sof tware that Requires SCPI Comma nds Running Software that Requir es SCPI Commands When a legacy remote language has been selected, you only have access to a very small subset of SCPI commands. If you are not familiar with th e SCPI remote programming language, Chapter 5 , “A Brief Introduction to the SCPI Language,?[...]

39 Getting S tarted Running Sof tware that Requires SCPI Commands [:SENSe]:RLC:BANDwidth:LIMit ON|OFF|1|0 [:SENSe]:RLC:BANDwidth:LIMit? T oggles legacy bandwi dth limiting on and off. 2 [:SENSe]:RLC:A TT enuation:ST A T e ON|OFF|1|0 [:SENSe]:RLC:A TT enuation:ST A T e? T oggles internal attenuation on and off. 2 Defaults to OFF . 1. After changing [...]

40 Getting S tarted Service and Ca libration Service and Calibration Since the Performance V erification and Adjustment Software uses the SCPI comm an d language, you need to exit the N906 1A (RLC) application and chan ge to the Spectrum Analyzer application prior to calibration or service of yo ur Agilent signal an alyzer .[...]

41 2 Legacy Analyzer Command List[...]

42 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands T able of All Legacy Analyzer Commands The following table lists all of the original programming commands from the le gacy analyzers (that is, the 8566A/B, the 8568A /B, and the 8560 Serie s), and indicates whic h are supported in N9 061A. Refer to the alphabetical listing of c[...]

43 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands ACPERR ACP measurement e rror query N/A N/A N/A ACPFRQWT Adjacent channel power frequency w eighting N/A N/A Y es Page 89 ACPGR Adjacent channel power graph on or off N/A N/A N/ A ACPGRAPH Compute adjacent channel power graph N/A N/A No ACPLOWER Lower adjacent channel power N/A[...]

44 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands ADD Add No No No ADJALL LO & IF adjustment N /A N/A Y es Page 99 ADJCR T Adjust CR T alignment N/A N/A N o ADJIF Adjust IF N/A N/A No AMB T race A − trace B -> trace A Y es Y es Y es Page 100 AMBPL T race A − trace B + Display Line -> trace A Ye s Ye s Ye s Page 1[...]

45 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands B1 Clear -writes trace B Y es Y es Y es Page 1 10 B2 Max Holds trace B Y es Y es Y es Page 1 11 B3 V iew trace B Y es Y es Y es Page 1 12 B4 Blanks trace B Y es Y es Y es Page 1 13 BAUDRA TE Baud rate of spectrum analyzer N/A N/A N/A BIT Return or receive state of bit N/A N/A N[...]

46 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands CHANPWR Channel power N/A N/A Y es Page 127 CHP Performs the channel power measurement N/A N/ A N/A CHPGR Channel power graph on or off N/A N/A N/A CHPWRBW Channel power bandwidth N/A N/A Y es P a ge 12 8 CLRA VG Reset avg. counter to 1 Y es Y es N/A Page 129 CLRBOX Clears a re[...]

47 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands CORREK Correction factors on N/A N/A N/A COUPLE Selects AC or DC coupling N/A N/A Y es Page 133 CR Couples Resolution BW Y es Y es Y es Pa ge 13 4 CR THPOS Horizontal po sitio n of CR T display N/A N/A N/A CR TVPOS V ertical position of CR T display N/A N/A N/A CS Couples Step [...]

48 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands DL YSWP Delay sweep N/A N/A Y es P a ge 14 4 DN Reduces the active function by applicable step size N/ A N/A N/A DONE Synchronizing function Y es Y es Y es Page 14 5 DOTDENS Sets the dot density value in Analog+ display mode N/A N/A N/ A DR Display Memory Addres s Read Y es Y e[...]

49 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands ERASE User memory & registers erased No No N/A ERR Queries the error queue Y es Y es Y es P age 152 ET Elapsed time N/A N/A Y es P age 154 EX Exchanges trace A & B Y es Y es Y es Page 155 EXP Exponential No No No EXTMXR Presets external mixing mode N o N/A No F A Start [...]

50 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands FORMA T Erase & format the selected memory device N/A N/A No FPKA Fas t preselector peak Y es N/A N/A Pa ge 16 1 FREF Frequency reference N /A N/A Y es Page 162 FS Full frequency span Y es Y es Y es Page 163 FULBAND Set start/stop freq for ext mixing bands No N/A No FUNCDEF[...]

51 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands GDR VSWP Sweep time for the time window N/A N/A N/A GDR VUTIL T urns the gate utility on or off N/A N/A N/A GDR VVBW Couple video bandwidth to the gate length N/A N/A N/ A GETPLOT Get plot N/A N/A N/A GETPRNT Get print N/A N/A N/A GL Gate length N/A N/A Y es Page 16 9 GP Sets t[...]

52 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands IP Instrument preset Y es Y es Y es Page 178 KEYCLR Clear user defined keys N/A N/A N o KEYCMD Define function & label of softkey N/A N/A N/ A KEYDEF Assign function to so ft key No No No KEYENH Key enhance N /A N/A N/A KEYEXC Executes specified soft key No No N/A KEYLBL Re[...]

53 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands KS39 W rites display memory address in fast binary No No N/A KS43 Sets SRQ 102 when frequency limit exceeded No No N/A KS91 Returns the amplitude error No No N /A KS92 Specifies value DL, TH, active mkr in d isplay units No No N/A KS94 Returns code for harmonic number in binary[...]

54 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands KSJ Manual control of DACs No No N/A KSj V iews trace C Y es Y es N/A Page 19 8 KSK HP8566: Active Mkr to next highest peak HP8568: Counts pilot IF at marker Ye s N o N / A Page 199 KSk Blanks trace C Y es Y es N/A Page 200 KSL Turns of f ma rker noise function Y es Y es N/A Pa[...]

55 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands KSU HP8566: External mixer preset HP8568: Shift second LO up No No N/A KSu Stops the sweep at the active marker No No N/A KSV Frequency offset Y es Y es N/A Page 21 1 KSv HP8566: External mixer frequency identifier HP8568: Inhibits phase lock No No N/A KSW Amplitude error corre[...]

56 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands LIMIFT Select frequency or time limit line N/A N/A N/A LIMIHI Upper limit N/A N/A N/A LIMILINE Lim it li ne N/A N/A N/A LIMILO Lower limit N/A N/A N/A LIMIMIRROR Mirror limit line N/A N/A N/A LIMIMODE Limit line entry m ode N/A N/A N/A LIMIPURGE Disposes of current limit line, [...]

57 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands LN Selects linear s cale Y es Y es Y es P age 226 LOAD Load article/file into internal memory N/A N/ A N/A LOG Log No No No LOLIMOFF LO Limit Off No No N/A LSP AN Last span N/A N/A N/A M1 T urns off all markers Y es Y es Y es Page 227 M2 Marker Normal Y es Y es Y es Pa ge 22 8 [...]

58 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands MERGE Merge two traces No No N/A MF Returns frequency of the active marker Ye s Ye s Ye s Page 238 MIN Min imum No No N o MINH Mi n Ho l d N/A N/A Y es Page 239 MINPOS Returns the minimu m position in the trace Ye s Ye s N / A Page 240 MIRROR Mirror image of the trace No No N/A[...]

59 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands MKN Normal marker Y es Y es Y es Page 251 MKNOISE Marker noi se function Y es Y es Y es Page 252 MKOFF T urns all markers or the active marker of f Ye s Ye s Ye s Page 253 MKP Specifies the horizontal position of the marker Ye s Ye s N / A Page 254 MKP AUSE Pauses the sw eep at[...]

60 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands M O V M o v e N oN oN o MPY M ultiply No No No MRD Memory Read No No N/A MRDB Memory read byte No No N/A MSDEV Specifies mass storage device N/A N/A No MSI Mass storage interface N/A N/A N/A MT0 T urns off marker signal track Y es Y es Y es Page 269 MT1 T urns on marker signal [...]

61 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands OBWBW Bandwidth measured by occupied bandwidth N/A N/A N/A OBWFERR Occupied bandwidth transmit frequency erro r N/A N/A N/ A OBWLOWER Relative lower frequency limit of occupied b andwidth N/A N/ A N/A OBWPCT Occupied bandwidth percent N/A N/A N/A OBWPWR T otal power in the occu[...]

62 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands PCT AM Turns the percent AM measurement on or off N/A N/ A N/A PCT AMR Percent AM response N/A N/A N/A PD Pen down N o No No PDA Probability di stri bution amplitude No No No PDF Probabil ity di stribution frequency No No No PEAKS Sorts the signal peaks by amplitude/frequency Y[...]

63 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands PRNT ADRS Print address N/A N/A N/A PS Ski p p age No No N/A PSDAC Preselector DAC number N/A N/A No PST A TE Protect state N/A N/A No PU Pen up N o No No PURGE Purge file N/A N/A N/A P W R B W P o w e r b a n d w i d t h Ye s Ye s Ye s Page 290 PWRUP TIME Power up tim e N/A N/[...]

64 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands RESETRL Reset reference level N/A N/A N/A RETURN Return to user defined function origination point N/A N/A No REV Returns t he revision str ing to the controller Ye s Ye s Ye s Page 300 RL Reference level Y es Y es Y es Page 301 RLCAL Reference level calibration N/A N/A No RLPO[...]

65 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands SER Serial number N/A N/A Y es P age 309 SETDA TE Set the date of spectrum analyzer N/A N/A Y es Page 310 SETTIME Set the time of spectrum analyzer N/A N/A Y es Page 31 1 SHOWMENU Shows menu N /A N/A N o SIGDEL Signal amplitu de delta No N/A N/A SIGID External mixing frequency [...]

66 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands SRCPWR Select source power level N/A N/A No SRCTK Adjust tracking of source outp ut with SA sweep N/A N/A N/A SRCTKPK Auto adjust tracking of source output with SA sweep N/A N/A No SRQ Service request Y es Y es Y es Pa ge 31 6 SS Frequency Step Size Y es Y es Y es Page 317 ST S[...]

67 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands T7 Sets the trigger mode to level No No N/A T8 Sets the trigger mode to ed ge No No N/A T A Returns trace A amplitude values to control ler Ye s Ye s Ye s Page 330 TB Returns trace B amplitude values to control ler Ye s Ye s Ye s Page 331 TDF Trace data format Y es Y es Y es Pa[...]

68 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands TRIGPOL T rigger polarity N /A N/A Y es Page 34 2 TRMA TH Executes specified trace math at end of sweep No No N/ A TRPRST Sets trace operations to their preset values No No N/A TRST A T Returns current trace states to controller Ye s Ye s N / A Page 343 TS T akes a sweep Y es Y[...]

69 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands VIEW Stores and views the specified trace Ye s Ye s Ye s Page 351 VTL V ideo trigger level N/A N/A Y es Page 353 W AIT Suspend program o peration for specified time N/A N/ A N/A WINNEXT Next window N/A N/A N/A WINOFF T urns o ff the window display mode N/A N/A N/A WINON Turns o[...]

70 Legacy Analyzer Co mmand List T able of All Legacy Analyzer Commands[...]

71 3 Hints and T ips This chapter includes a list of helpful hints and tips that will help you get the most from the N9061A application on your X-Series analyzer .[...]

72 Hints and T ips Hint s and Ti ps Hints and Tips These pages lists a few hints and tips that will help you ge t the most from your analyzer and the N9061A application. • Comp atibility - speed and consis tency - for best compatibility with your legacy analyzer , the N9061A ap plication s hould be u sed on th e analyz er whose frequency ra nge m[...]

73 Hints and T ips Hint s and T ip s calibrated when using AC coupling on these analyzers.[...]

74 Hints and T ips Hint s and Ti ps[...]

75 4 Pr ogramming Commands This chapter lists all the suppor ted 8560 Series, 8566A/B and 8568A/B compatible commands in alphanumeric order , and gives brief details on their syntax and operation. For more detailed information on these commands, see your 8566A/B, 8568A/B, 8560 Series User ’ s Guide.[...]

76 Programming Com mands Command Synt ax Command Syntax Command syntax is represented pictorially . • Ovals enclose command mnemonics . The command mnemonic must be entered as shown with the exception that the case can be upper or lower . • Circles and ovals surround secondary keywords or special numbers and characters. The characters in circle[...]

77 Programming Co mmands Command Synt ax Character string A list of characters. Data byte 8-bit by te contai ning numeric or character data. Data byte & EOI 8-b it by te containing numeric or character da ta followed by end-or-identify (EOI) condition, where the EOI control line on GPIB is asserted to indicate the end of the transmission. END s[...]

78 Programming Com mands Programming Command Descriptions Pr ogramming Command Descriptions All supported commands ar e listed here, along with their descrip tions and cross-references to similar commands. This chapter is not designed to be a comprehe nsive guide to all 8566A/B, 8568A/B, 8560 Seri es commands. It gives brief descriptions of the sup[...]

79 Programming Co mmands A1 [one] Clear W rite for T race A A1 [one] Clear Write for T race A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The A1 command sets Trace A to clear write which me ans that it continuously displays an y signal present at the analyzer input. Th e A1 command initially clears T race A, setting all element[...]

80 Programming Com mands A2 [two] Maximum Hold for T race A A2 [two] Maximum Hold for T race A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The A2 command updates each trace ele ment with the ma ximum level detected during the period that the trace has been active. NOTE The functions of the comman d A2 are identical to the MXMH [...]

81 Programming Co mmands A3 [three] V iew Mode for T race A A3 [three] V iew Mode for T race A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The A3 command displays T ra ce A and then stops the sweep if no other traces are active. Trace A does not get updated with new data. NOTE The functions of the comman d A3 are identical to t[...]

82 Programming Com mands A4 [four] Blank T race A A4 [four] Blank T race A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The A4 command blanks T rac e A and stops the sweep if no other traces are active. T race A is not updated. NOTE The functions of the command A4 ar e identical to the BLANK TRA command (page 1 15) . A4 LF CR SP[...]

83 Programming Co mmands ACP ALPHA Adjacent C hannel Power Alpha Weighting ACP ALPHA Adjacent Channel Power Alpha W eighting Syntax Legacy Products 8560 series Description This command sets the alpha weighting for ACP measurements. Range: Any real number between 0 and 1 ACPALPHA S P ? real LF CR SP , ;[...]

84 Programming Com mands ACP AL TCH A djacent Channel Power Alternate Channels ACP AL TCH Adjacent Channel Power Alternate Channels Syntax Legacy Products 8560 series Description The ACP AL TCH command sets the number of alternate channels to be measured by an adjacent channel power measurement to either 0, 1, or 2. The numbe r of alternate channel[...]

85 Programming Co mmands ACPBRPER Adjacent Channel Power Burst Period ACPBRPER Adjacent Channel Power Burst Period Syntax Legacy Products 8560 series Description The ACPBRPER command sets the cycle time (period) of the burst RF signal. The cycle time is needed to set the sweep times when using the peak, two band width, burst p ower , and gated meth[...]

86 Programming Com mands ACPBRWID Adjacent Chan nel Power Bu rst Width ACPBR WID Adjacent Channel Power Burst Wi dth Syntax Legacy Products 8560 series Description The ACPBR WID command sets the on-time (pulse widt h) of the burst RF signal. The pulse width is needed to set the gating times when using the ga ted method for adjacent channel power me[...]

87 Programming Co mmands ACPBW Adjacent Channel Power Bandwid th ACPBW Adjacent Channel Power Bandwidth Syntax Legacy Products 8560 series Description The ACPBW command sets the bandwidth of the ch annels as an active f unction for the ACPMEAS (page 92) and ACPCOMPUTE (page 88) commands. ACPBW S P HZ KHZ MHZ GHZ ? KZ MZ GZ real ; LF CR SP , UP DOWN[...]

88 Programming Com mands ACPCOMPUTE Adjacent Channel Power Compute ACPCOMPUTE Adjacent Channel Power Compute Syntax Legacy Products 8560 series Description Calculates the ACP of a transmitter based on data on th e display . This function does not make a new measurement before computing. The measurement must have been made with ANALOG or PEAK method[...]

89 Programming Co mmands ACPFRQWT Adjacent Channel Power Frequen cy Weightin g ACPFRQWT Adjacent Channel Power Frequency W eighting Syntax Legacy Products 8560 series Description The ACPFRQWT command is used to control the frequency weigh ting when making an Adjacent Channel Power me asurement. W eigh ting is not used in the measurement if OFF has [...]

90 Programming Com mands ACPLOWER Lower Adjacent Channel Power ACPLOWER Lower Adjacent Channel Power Syntax Legacy Products 8560 series Description The ACPLOW ER query command retu rns the power ratio result of the Adjacent Channel Power measurement for the lo wer frequency channel. NOTE The N9061A application supports the ACP measurement using the[...]

91 Programming Co mmands ACPMAX Maximum Adjacent Channel Power ACPMAX Maximum Adjacent Channel Power Syntax The ACPMAX query command return s the maximum adjacent channel power of the adjacent channel power measurement. NOTE The N9061A application supports the ACP measurement using the ANALOG method only . ACPMAX ? LF CR SP , ;[...]

92 Programming Com mands ACPMEAS Measure Adja cent Channel Power ACPMEAS Measure Adjacent Channel Power Syntax Legacy Products 8560 series Description The ACPMEAS c ommand makes a m easuremen t and calculat es the adjace nt channel pow er (ACP) of a transmitter . The measurement determines the leakage power that is in the channels adjacent to the c[...]

93 Programming Co mmands ACPMST A TE Adjacent Channe l Power Measurement St ate ACPMST A TE Adjacent Channel Power Measur ement S tate Syntax Legacy Products 8560 series Description Sets the parameters of the measurem ent state to either the default stat e (determined by the setup) or the current state. The state parameters that could ch ange betwe[...]

94 Programming Com mands ACPPWRTX Adjacent Channel Power T ota l Power T ransmitted ACPPWR TX Adjacent Channel Power T otal Power T ransmitted Syntax Legacy Products 8560 series Description The ACPPWR TX query command returns the result of the total power transmitted calculation of the adjacent channel power measurement. The measurement must be mad[...]

95 Programming Co mmands ACPRSL TS Adjacent Channel Power Measurement Result s ACPRSL TS Adjacent Channel Power Measur ement Results Syntax Legacy Products 8560 series Description Returns an array of power data resulting from an ACP measurement of an RF signal. The number of alternate channel pairs se lected by the ACP A L TCH (page 84) command det[...]

96 Programming Com mands ACPSP Adjacent Channel Power Channel S pacing ACPSP Adjacent Channel Power Channel Spacing Syntax Legacy Products 8560 series Description Sets the ch annel spac ing for the ACPMEAS (page 92) and ACPCOMPUTE (page 88) commands. NOTE The N9061A application supports the ACP measurement using the ANALOG method only . ACPSP S P H[...]

97 Programming Co mmands ACPT Adjacent Channel Power T Weighting ACP T Adjacent Channel Power T W eighting Syntax Legacy Products 8560 series Description The ACP T command is used to set the T used in weighting for an ad jacent channel power measurement. NOTE The N9061A application supports the ACP measurement using the ANALOG method only . ACPT S [...]

98 Programming Com mands ACPUPPER Upper Adjacent Channel Power ACPUPPER Upper Adjacent Channel Power Syntax Legacy Products 8560 series Description The ACPUPPER query command returns the power ratio result of the adjacent channel power measurement for the up per frequency channel. NOTE The N9061A application supports the ACP measurement using the A[...]

99 Programming Co mmands ADJALL LO and IF Adjustments ADJALL LO and IF Adjustments Syntax Legacy Products 8560 series Description The ADJALL command activates the RF local osc illator (L O) and intermediate frequency (IF) alignment routines. These are the same routines that occur when the analyzer is switc hed on. They are also the same routines th[...]

100 Programming Com mands AMB A minus B into A AMB A minus B into A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The AMB command subtracts the points in T race B from the corresponding points in Trace A, and sends the results to T rac e A. Thus, AMB can re store the original trace after an APB (page 103) or a KSc (page 188) comm[...]

101 Programming Co mmands AMBPL (A minus B) plus Display Line into A AMBPL (A minus B) plus Display Line into A Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The AMBPL command does a point-by-point subtrac tion of Trace B from T race A, and then adds the display line point values to the dif fer ence[...]

102 Programming Com mands ANNOT Annotation ANNOT Annotation Syntax Preset State: ANNOT ON Legacy Products 8560 series, 8566A/B, 8568A/B Description The ANNOT command turns on or off all annotation on the analyzer display . Softkey labels are not affected by this command and remain displayed. NOTE The functions of the command ANNOT are identical to [...]

103 Programming Co mmands APB T race A Plus T race B to A APB T race A Plus T race B to A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The APB command does a po int-by-point addition of T race A and T race B, and send s the results to T race A. Thus, APB can restore the original trace after an AMB (page 100) or a C2 (page 120) c[...]

104 Programming Com mands A T Input Attenuation AT Input Attenuation Syntax 8560 Series: 8566A/B, 8568A/B: Preset State: 10 dB St ep Increment: 1 0 dB T able 4-2 Item Description/Default Range Number Any real number or integer . If the v alue you enter is not a valid value for the analyzer you are using, it switches automatically to the closest val[...]

105 Programming Co mmands A T Input Attenuation Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the RF input attenuation. Although the attenuation level in th e X-series of analyzers can be speci fied using absolute values, you can never set attenuation below 10 dB using the DOWN steps. This is a safety feature to prevent inadve[...]

106 Programming Com mands AUNITS Absolute Amplitude Units AUNITS Absolute Amplitude Units Syntax 8560 series 8566A/B, 8568A/B Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the amplitude readout units for the refe rence level, the marker , and the display line. NOTE If your selected remote language is any of the 8560 Series ana[...]

107 Programming Co mmands AUNITS Absolute Amplitude Unit s NOTE The functions of the command AUNITS are identical to the commands KSA (page 183) , KS B (page 185) , KSC (page 187) , and KSD (page 189) . Not e also that these four alternative comm ands, KSA, KSB, KSC, and KSD are only valid when the remote language i s either HP8566A, HP85 66B, HP85[...]

108 Programming Com mands AUTOCPL Auto Coupled AUT OCPL Auto Coupled Syntax Legacy Products 8560 series Description Sets video bandwidth, resolution bandwi dth, in put attenuation, sweep time and center frequency step-size to coupled mode. AUTOCPL LF CR SP , ;[...]

109 Programming Co mmands AXB Exchange T race A and T race B AXB Exchange T race A and T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description This command exchanges T rac e A and T race B, point by point. NOTE The functions o f the comman d AXB are identical to the EX command (page 155) and to the XCH TRA,TRB command (page 354) .[...]

11 0 Programming Com mands B1 [one] Clear W rite for T race B B1 [one] Clear Write for T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The B1 command sets T race B to clear write. That is , it continuously displays any signal present at the analyzer input. The B1 command initially cl ears T race B, setting all elements to [...]

111 Programming Co mmands B2 [two] Maximum Hold for T race B B2 [two] Maximum Hold for T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The B2 command updates each trace element with the maximum level dete cted while the trace is acti ve. NOTE The functions o f the comman d B2 are identical to the MXMH TRB command (page 271[...]

11 2 Programming Com mands B3 [three] View Mode for T r ace B B3 [thr ee] V iew Mode for T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The B3 command displays T race B and then stops the sweep if no other traces are active. T race B does not get updated. NOTE The functions o f the comman d B3 are identical to the VIEW TR[...]

11 3 Programming Co mmands B4 [four] Blank T race B B4 [four] Blank T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The B4 command blanks T race B and stops the swee p if no other traces are active. T rac e B is not updated. NOTE The functions of the command B4 ar e identical to the BLANK TRB command (page 1 15) . B4 LF CR[...]

11 4 Programming Com mands BL T race B minus Displ ay Line to T race B BL T race B minus Display Line to T race B Syntax Legacy Products 8566A/B, 8568A/B Description The BL command subtracts the display line from T race B and sends the results to Trace B. The command BL is calcu lated dif ferently depending on the language being used ; for the 8560[...]

11 5 Programming Co mmands BLANK Blank T race BLANK Blank T race Syntax 8560 Series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Blanks T race 1 or trace 2 and stops taking new data into the specified trace. TRA corresponds to T race 1 and TRB corresponds to T race 2. For information on the trace settings of the X-se[...]

11 6 Programming Com mands BML T race B Minus Display Line BML T race B Minus Display Line Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The BML command subtracts the displa y line from trace B (poi nt by poin t), and sends the difference to trace B. T race B corresponds to Trace 2. The comma nd BML is calcula ted dif fer ently d[...]

11 7 Programming Co mmands BTC T ransfer T race B to T race C BTC T ransfer T race B to T race C Syntax Legacy Products 8566A/B, 8568A/B Description The BTC command transfers T rac e B data to T rac e C NOTE T race C ca nnot be an active trace. This means that the data in Trace C cannot be updated as the analyzer sweeps. T o ensure that the current[...]

11 8 Programming Com mands BXC Exchange T race B and T race C BXC Exchange T race B and T race C Syntax Legacy Products 8566A/B, 8568A/B Description The BXC command exchanges T race B data with T race C data. NOTE T race C must not be an ac tiv e trace. Thi s means that the data in T race C cannot be updated as the analyzer sweeps. T o ensure that [...]

11 9 Programming Co mmands C1 [one] Set A Minus B Mode Off C1 [one] Set A Minus B Mode Off Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The C1 command turns the A Minus B mode off. That is, it switches off t he functionality that was switched on by the C2 command (page 120) or by the AMB ON command (page 100) . NOTE The function[...]

120 Programming Com mands C2 [two] A Mi nus B Into A C2 [two] A Minus B Into A Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The C2 command subtracts the points in T race B from the corresponding points in T race A, and sends the results to T race A. Thus, if yo ur input si gn al remains unchanged, C2 can restore the original tra[...]

121 Programming Co mmands CA Couple Attenuation CA Couple Attenuation Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description During normal operation, the analyzer ’ s input attenuation is coupled to the referen ce level. This coupling keeps the mixer input at a level such that a continuous wave signal displayed at the reference level is[...]

122 Programming Com mands CARROFF Carrier Off Power CARROFF Carrier Off Power Syntax Legacy Products 8560 series Description Measures the average and p eak power of the carrier during the portion of time when the power is off (when it is not within 20 dB of its peak level). Th e powers are combined to provide a calculation of the leakage power . Th[...]

123 Programming Co mmands CARRON Carrier On Power CARRON Carrier On Power Syntax Legacy Products 8560 series Description Measures the average power of the carrier during the port ion of time when it is on and within 20 dB of its peak level. The measurement needs to be in z ero span for the meas urement to run. CARRO N TRA S P TRB , ? LF CR SP , ;[...]

124 Programming Com mands CF Center Frequency CF Center Fr equency Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The CF command specifies the va lue of the center frequenc y . The step size depends on wh ether the freq uency h as been coupled to the sp an width using the CS command (page 135) . When coupled, the step size is 10% [...]

125 Programming Co mmands CF Center Frequency recommended and is n ot warrant ed to meet specifications.[...]

126 Programming Com mands CHANNEL Channel Selection CHANNEL Channel Selection Syntax Legacy Products 8560 series Description Increments or decrements the analyzer center frequency by one channel spacing. NOTE The channe l spacing valu e is set using the ACPSP command (page 96) . CHANNE L UP S P DN LF CR SP , ;[...]

127 Programming Co mmands CHANPWR Channel Power CHANPWR Channel Power Syntax Legacy Products 8560 series Description Measures the power within the specified channel bandwidth. CHANPWR TRA S P TRB , HZ KHZ MHZ GHZ KZ MZ GZ rea l , ? , LF CR SP ;[...]

128 Programming Com mands CHPWRBW Channel Power Bandwidth CHPWRBW Channel Power Bandwidth Syntax Legacy Products 8560 series Description Queries or sets the current value of the channel power bandwidth. Ch annel power can be measured with the CHANPWR command (page 127) . CHPWRBW S P HZ ; KHZ MHZ GHZ ? KZ MZ GZ real LF CR SP ,[...]

129 Programming Co mmands CLRA VG Clear A verage CLRA VG Clear A verage Syntax Legacy Products 8566A/B, 8568A/B Description The CLRA VG command restarts the V A VG command by resetting the number of averaged sweeps to one. The video averaging routine resets the number of sweeps, but does not stop video avera ging. Use "V A VG OFF;" to sto[...]

130 Programming Com mands CLRW Clear W rite CLR W Clear Write Syntax Preset State: CLR W TRA Legacy Products 8560 series, 8566A/B, 8568A/B Description Clears the specified trace and enables trace data acquisition. The CLR W command places the indicated trace in clear-write mode. Data acqui sition begins at the next sweep. (See the TS command (page [...]

131 Programming Co mmands CLRW Clear W rite For example if the 8560 series sends CLR W and the av era ging is set to ON, the 8560 series analyzer detector is automatically set to Sa mple . The N9061A application sets the X-series instrument trace type to T race A verage, V iew/Blank to On and the Detector to Sample. T able 4-4 Legac y Products comm[...]

132 Programming Com mands CONTS Continuous Sweep CONTS Continuous Sweep Syntax Preset State: CONTS Legacy Products 8560 series, 8566A/B, 8568A/B Description The CONTS command se ts the an a l yzer to co ntin uo us sweep mode. In the co ntinuous sweep mode, the analyzer takes its next sw eep as soon as possible afte r the current sweep (as long as t[...]

133 Programming Co mmands COUPLE Input Coupling COUPLE Input Coupling Syntax Legacy Products 8560 series Description The COUPLE command selects AC or DC coupling. NOTE When using the X-series analyzers, you must use DC coupling to see calibrated frequencies of less than 20 MHz. Signals of less than 20 MHz are not calibrated when using AC coupling o[...]

134 Programming Com mands CR Couple Resolution Bandwid th CR Couple Resolution Bandwidth Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The CR command couples the resolution band width to the span. The counterpart to the CR command is the RB command (page 29 5) which breaks the coupling. Use the CR command to re-establish couplin [...]

135 Programming Co mmands CS Couple Frequenc y Step Size CS Couple Frequency S tep Size Syntax Legacy Products 8566A/B, 8568A/B Description The CS command couples the center frequency step size to the span width so that the step size equals 10% of the span width , or on e major graticule division. The counterpart to the CS command is the SS command[...]

136 Programming Com mands CT Couple Sweep Time CT Couple Sweep Time Syntax Legacy Products 8566A/B, 8568A/B Description The CT command couples the sweep time to the span, resolution bandwidth and v ideo bandwidth. The counterpart to the CT comm and is the ST command (page 318) which breaks the coupling. Use the CT command to re-establish coupling a[...]

137 Programming Co mmands CV Couple Vide o Bandwid th CV Couple V ideo Bandwidth Syntax Legacy Products 8566A/B, 8568A/B Description The CV command couples the v ideo bandwidth to the resolution bandwidth . The counterpart to the CV command is th e VB command (page 347) which b reaks the coupling. Use the CV command to re-establish coup ling after [...]

138 Programming Com mands DA Display Address DA Display Addr ess Syntax Legacy Products 8566A/B, 8568A/B Description The DA command retu rns the co ntents of th e given display address to the controller NOTE This command only supp orts the use of the DA 1, DA 1025, and DA 307 3; these display addresses contain the trace data an d are equivalent to [...]

139 Programming Co mmands DELMKBW Occupied Power Bandw id th Within Delt a Marker DELMKBW Occupied Power Bandwidth W ithin Delta Marker Syntax Legacy Products 8560 series Description Calculates the OBW with respect to the power between the displayed delta ma rkers. The power betwee n the displayed markers is then used as the reference, rather than [...]

140 Programming Com mands DET Detection Mode DET Detection Mode Syntax Preset State: DET NRM Legacy Products 8560 series, 8566A/B, 8568A/B Description The DET command selects the type of analyzer detection (positive-peak , negative peak, sample, normal, and so on). POS enables positive-peak detection, which di spl ays the maximum video signal detec[...]

141 Programming Co mmands DL Display Li ne DL Display Line Syntax 8560 series: 8566A/B, 8568A/B: DL S P DB UP S P DN OFF ON ? ; DBM DBMV DBUV MV UV V MW UW W DM number LF CR SP , DL S P UP DN ? ; number OA[...]

142 Programming Com mands DL Display Line Preset State: DL OFF Step Increment: 1 major graticule division Legacy Products 8560 series, 8566A/B, 8568A/B Description Defines the level of the display line an d displays it on the analyzer screen. T able 4-5 Item Description/Default Range NUMBER Any real or integer number . Default units are dBm. Depend[...]

143 Programming Co mmands DLE Display Line Enable DLE Display Line Enable Syntax Legacy Products 8566A/B, 8568A/B Description Enables or disables the display line. DLE ON S P OFF ? ;[...]

144 Programming Com mands DL YSWP Delay Sweep DL YSWP Delay Sweep Syntax Legacy Products 8560 series Description Delays the start of the sweep until the specifi ed time after the trigger event has el apsed. NOTE A query response of 0 indicates that DL YSWP is switched off. S P US MS SC S number DLYSWP ON S P OFF 1 0 ? S P LF CR SP , ;[...]

145 Programming Co mmands DONE Done DONE Done Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Allows you to determine wh en the analyzer has parsed a list of analyzer commands and has executed all commands prior to and including DONE. The DONE command returns a value of “1” when all commands in a command string or comman d list[...]

146 Programming Com mands DR Display Read DR Display Read Syntax Legacy Products 8566A/B, 8568A/B Description The DR command sends the contents of the current display addres s to the controller . DR ;[...]

147 Programming Co mmands E1[one] Peak Marker E1[one] Peak Marker Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The E1 command pos itions the marker at the signal peak. NOTE The functions of th e E1 comman d are id entical to MKPK (no second ary keyw ord) and MKPK HI (page 255) . E1 LF CR SP , ;[...]

148 Programming Com mands E2 [two] Marker to Center Freque ncy E2 [two] Marker to Center Frequency Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The E2 command positio ns the marker on the screen at the center frequency position. NOTE Unlike MKCF (page 244) , which moves the CF to the current position of the active marker , the f[...]

149 Programming Co mmands E3 [three] Delt a Marker Step Size E3 [thr ee] Delta Marker S tep Size Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The E3 command establishes the center frequency step size as be ing the freque ncy difference between the delta marker an d the active marker . NOTE The functions of the E3 command are ide[...]

150 Programming Com mands E4 [four] Marker to Reference Level E4 [four] Marker to Refer ence Level Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The E4 command moves the active marker to the reference level. NOTE Unlike MKRL (page 260) , which moves to the l evel of the delta Marker when in delta Maker mode. E4 LF CR SP , ;[...]

151 Programming Co mmands EDITDONE Edit Done EDITDONE Edit Done Syntax Legacy Products 8560 series Description This command is used at the completion of limit-line editing within the EDITLIML command. During the limit line commands be ginning with EDITLIML and ending with EDITDONE, you can enter the limit line data. EDI T DONE LF CR SP , ;[...]

152 Programming Com mands ERR Error ERR Err or Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The ERR command returns a list of thre e-digit error codes if errors are present. A code of “0” mea ns that there are no errors present. Executing ERR? clears all GPIB errors. If a command is a valid legacy command but not ac cepted b[...]

153 Programming Co mmands ERR Error T able 4-7 X-series error code Description 8560 series error code Description 40 TG Alignment Failure 758 SYSTEM: Unknown system error 42 RF Alignment Failure 758 SYSTEM: Unknown system error 44 IF Alignment Failure 75 8 SYSTEM: Unknown system error 46 LO Alignment Failure 758 SYSTEM: Unknown system error 48 ADC [...]

154 Programming Com mands ET Elap sed Time ET Elapsed T ime Syntax Legacy Products 8560 series Description The ET command returns to the co ntroller the elapsed time (in hours ) of analyzer operation. ET ? LF CR SP , ;[...]

155 Programming Co mmands EX Exchange T race A and T race B EX Exchange T race A and T race B Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description This command exchanges T rac e A and T race B, point by point. NOTE The functions of the EX co mmand are iden tical to the AX B command (page 109) and to the XCH TRA,TRB command (page 354) . [...]

156 Programming Com mands F A St art Frequency FA S tart Frequency Syntax St ep Increment: Frequency span divided by 10 Legacy Products 8560 series, 8566A/B, 8568A/B Description The F A command specifies the start frequency value. The start frequency is equal to the center frequency minus (the span divide d by two) (F A = CF − SP/2). Changing the[...]

157 Programming Co mmands FB Stop Frequ ency FB S top Frequency Syntax St ep Increment: Frequency span divided by 10 Legacy Products 8560 series, 8566A/B, 8568A/B Description The FB command specifies the stop frequency value. The stop frequency is equal to the center frequency plus the span divided by two (FB = CF + SP/2 ). Changing the stop freque[...]

158 Programming Com mands FDSP Frequency Display Off FDSP Fr equency Display Off Syntax Legacy Products 8560 series Description The FDSP command turns the frequency annotation OFF . NOTE It is not possible enable or disable th e frequency annotation alone, leaving oth er annotation unaffected. Thus, the FDSP command behaves in the same way as ANNOT[...]

159 Programming Co mmands FOFFSET Frequency Offset FOFFSET Fr equency Offset Syntax Preset State: 0 Hz Legacy Products 8560 series, 8566A/B, 8568A/B Description The FOFFSET command selects a value that offsets the frequency scal e for all absolute frequency readouts (for example, center frequency). Relative va lues such as span and marker delta are[...]

160 Programming Com mands FOFFSET Frequency Offset NOTE The functions of the FO FFSET command are identical to the KSV command (page 21 1) .[...]

161 Programming Co mmands FPKA Fast Preselect or Peak FPKA Fast Preselector Peak Syntax Legacy Products 8566A/B Description The FPKA command automatically adjusts the preselector frequency to yield the greatest signal level at the active marker . The FPKA command peaks the preselect or faster than the preselector-peak command, PP Although this co m[...]

162 Programming Com mands FREF Frequency Reference FREF Fr equency Reference Syntax Legacy Products 8560 series Description The FREF command specifies whether an external so urce or an internal source is being used. FREF S P INT ? ; EXT LF CR SP ,[...]

163 Programming Co mmands FS Full Span FS Full Span Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description 8560 series: The FS command sets the frequency span of the analy zer to full span. Resolution bandwidth, video bandwidth, and sweep time are all set to auto-coupled. 8566A/B, 8568A/B: The FS co mmand does an instrument preset, then s[...]

164 Programming Com mands FS Full Sp an T able 4-1 1 PXA Series - Frequency Ranges Set by the FS Command N9030A-503 N9030A-508 N9030A-513 N9030A-526 Remote Language Frequency Range Frequency Range Frequency Range Frequency Range 8560E/EC 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 8561E/EC 0 Hz - 3.6 GHz 0 Hz - 6.5 GHz 0 Hz - 6.5 GH[...]

165 Programming Co mmands FS Full Span T able 4-13 EXA Series - Frequency Ranges Set by the FS Command N9010A-503 N9010A-507 N9010A-513 N9010A-526 Remote Language Frequency Range Frequency Range Frequency Range Frequency Range 8560E/EC 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 0 Hz - 2.9 GHz 8561E/EC 0 Hz - 3.6 GHz 0 Hz - 6.5 GHz 0 Hz - 6.5 GHz [...]

166 Programming Com mands GA TE Gate GA TE Gate Syntax Preset State: GA TE OFF Legacy Products 8560 series Description T urns the time-gating function on or off. When the time-gating function is turned on, the analyzer activates the time gate circuitry acco rding to the parameters controlled by gate length (GL), gate delay (GD) and the gate trigger[...]

167 Programming Co mmands GA TECTL Gate Control GA TECTL Gate Contr ol Syntax Preset State: GA TECTL EDGE Legacy Products 8560 series Description Selects between the edge and level mode for time gate function. In th e edge mode, a specified trigger edge starts the gate delay timer that in turn starts the gate length timer . In the level mode , the [...]

168 Programming Com mands GD Gate Delay GD Gate Delay Syntax Preset State: 3 μ s Legacy Products 8560 series Description Sets the delay time from when the gate trigger occurs to when the gate is turned on. GD only applies if GA TECTL is set to EDGE. GD S P US ; MS SC S UP DN ? S P real OA LF CR SP ,[...]

169 Programming Co mmands GL Gate Length GL Gate Length Syntax Preset State: 1 μ s Legacy Products 8560 series Description Sets the length of time the time gate is turned on. GL onl y app lies if GA TECTL is set to EDGE. GL S P US ; MS SC S UP DN ? S P real OA LF CR SP ,[...]

170 Programming Com mands GP Gate Polarity GP Gate Polarity Syntax Preset State: GP POS Legacy Products 8560 series Description Sets the polarity (pos itive or negative) for the gate trigger . If th e gate control (GA TECTL) is in the edge mode, the gate delay timer can be triggered on either a positi ve or negative edge of the trigger in put. If t[...]

171 Programming Co mmands GRA T Graticule GRA T Graticule Syntax Preset State: GRA T ON Legacy Products 8560 series, 8566A/B, 8568A/B Description T urns the graticule on or off. NOTE The functions of the GRA T command are id entical to the KSm command (page 204) and the KSn command (pag e 20 6) . The query command GRA T? returns different re sponse[...]

172 Programming Com mands HD Hold Dat a Entry HD Hold Data Entry Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Disables data entry via the analyzer numeric keypad, knob, or step keys. The active function readou t is blanked, and an y active function is de activated. HD LF CR SP , ;[...]

173 Programming Co mmands I1 [one] Set RF Coupling to DC I1 [one] Set RF Coupling to DC Syntax Legacy Products 8568A/B Description The I1 [one] command sets the RF coupling to DC. The tables below lis t the frequency specification s for all X-Series analyzers for both DC and AC coupling. T able 4-14 8568A/B Analyzer Fr equency Coupling Specificatio[...]

174 Programming Com mands I1 [one] Set RF Couplin g to DC NOTE The X-Series analyzers only have a single RF input port. Option 526 9 kHz 26.5 GHz 10 MHz 26.5 GHz T able 4-16 MXA Serie s Analyzer Frequency Coupling Specifications DC Coupled Range AC Coupled Range Analyzer Model (N9020A) Min. Freq. Max. Freq. Min. Freq. Max. Freq. Option 503 20 Hz 3.[...]

175 Programming Co mmands I2 [two] Set RF Coupling to AC I2 [two] Set RF Coupling to AC Syntax Legacy Products 8568A/B Description The I2 [two] command sets the RF coupling to AC. The tables below list the frequency specifications for all X-Series analyzers for both DC and AC coupling. T able 4-18 8568A/B Analyzer Fr equency Coupling Specifications[...]

176 Programming Com mands I2 [two] Set RF Coupling to AC NOTE The X-Series analyzers only have a single RF input port. Option 526 9 kHz 26.5 GHz 10 MHz 26.5 GHz T able 4-20 MXA Serie s Analyzer Frequency Coupling Specifications DC Coupled Range AC Coupled Range Analyzer Model (N9020A) Min. Freq. Max. Freq. Min. Freq. Max. Freq. Option 503 20 Hz 3.6[...]

177 Programming Co mmands ID Identify ID Identify Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The ID command returns the current remote language to the cont roller (for example, “HP8563E”). The response value is determined by your remote lang uage selection. This is configure d via the front-panel menu selection i n Mode Se[...]

178 Programming Com mands IP Instrument Preset IP Instrument Preset Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Performs an instrument preset, setting the analyzer b ack to its factory settings. IP does not af fect the contents of any data or trace registers or stored prese lector data. IP does not clear the input or output dat[...]

179 Programming Co mmands KS, Mixer Level KS, Mixer Level Syntax Legacy Products 8566A/B, 8568A/B Description The KS, command specifies the maximum signal level that is applied to the input mixer for a signal that is equal to or below the reference level. The effective mixer level is equal to the reference level minus the inpu t attenuator setting.[...]

180 Programming Com mands KS= 8566A/B: Automatic Preselector T racking 8568A/B: Marker Counter Resolut ion KS= 8566A/B: Automatic Preselector T racking 8568A/B: Marker Counter Resolution Syntax Legacy Products 8566A/B, 8568A/B Description 8566A/B: Use the KS= co mmand to reinstate auto matic preselector tracking a fter KS/ has been executed. Normal[...]

181 Programming Co mmands KS( Lock Registers KS( Lock Registers Syntax Legacy Products 8566A/B, 8568A/B Description The KS( command secures the contents of registers one through six. When the registers are secured, the SV and SA VE commands cannot save more instrument states in the registers, but instead write "SA VE LOCK" on the analyzer[...]

182 Programming Com mands KS) Unlock Registers KS) Unlock Registers Syntax Legacy Products 8566A/B, 8568A/B Description The KS) command unlocks the registers where instrument states are stored with SV and SA VE commands. KS) ;[...]

183 Programming Co mmands KSA Amplitude in dBm KSA Amplitude in dBm Syntax Legacy Products 8566A/B, 8568A/B Description The KSA comma nd se ts the am pli tude readout (refere n ce level, marker , display line and threshold) to dBm units. NOTE The functions of the KSA command ar e identical to the AUNITS DBM comma nd (page 106) . KSA ;[...]

184 Programming Com mands KSa Normal Detection KSa Normal Detection Syntax Legacy Products 8566A/B, 8568A/B Description The KSa command selects normal input de tection. That is, it enables the ‘rosenfell’ detection algorithm that selectively chooses between positive and negative values. NOTE The functions of the KSa comma nd ar e identical to t[...]

185 Programming Co mmands KSB Amplitude in dBmV KSB Amplitude in dBmV Syntax Legacy Products 8566A/B, 8568A/B Description The KSB command sets the amplitude readout (reference level, marker , display line and threshold) to dBmV units. NOTE The functions o f the KSB comm and are identic al to the AUNITS DBMV command (page 106) . KSB ;[...]

186 Programming Com mands KSb Positive Peak Detection KSb Positive Peak Detection Syntax Legacy Products 8566A/B, 8568A/B Description The KSb command enables positive peak input detection for displaying trace information. T race elements are only updated when th e detected signal level is greater than the previous signal level. NOTE The functions o[...]

187 Programming Co mmands KSC Amplitude in dBuV KSC Amplitude in dBuV Syntax Legacy Products 8566A/B, 8568A/B Description The KSC command sets the amplitude readout (reference level, marker , display line and threshold) to dBuV units. NOTE The functions of the KSC command are identical to the AUNITS DBUV command (page 106) . KSC ;[...]

188 Programming Com mands KSc A Plus B to A KSc A Plus B to A Syntax Legacy Products 8566A/B, 8568A/B Description The KSc command does a point- by-point addition of T race A and T rac e B, and sends the results to T race A. Thus, if your input signal remains unchanged, KSc can restore the original trace after an A MB or a C2 command has been execut[...]

189 Programming Co mmands KSD Amplitude in V olts KSD Amplitude in V olts Syntax Legacy Products 8566A/B, 8568A/B Description The KSD comma nd se ts the am pli tude readout (refere n ce level, marker , display line and threshold) to voltage units. NOTE The functions o f the KSD co mmand are identical to the AUNITS V command (page 106) . KSD ;[...]

190 Programming Com mands KSd Negative Peak Dete ction KSd Negative Peak Detection Syntax Legacy Products 8566A/B, 8568A/B Description The KSd command selects negative-p eak input detection for displaying trace information. Each trace element is updated with the minimu m value detected during the sweep. NOTE The functions o f the comman d KSd ar e [...]

191 Programming Co mmands KSE Title Mod e KSE T itle Mode Syntax Legacy Products 8566A/B, 8568A/B Description The KSE command activates the title mode, writin g a message to the top line of the display . NOTE The only characters that the N9061A applic ation accepts as a terminator are the ‘@’ character and the carriage return. KSE ; char r eal [...]

192 Programming Com mands KSe Sample Detection KSe Sample Detection Syntax Legacy Products 8566A/B, 8568A/B Description The KSe comm an d se le c t s sa m ple inpu t de tect ion for displaying trace information. NOTE The functions o f the comman d KSe ar e identical to the DET SMP command (page 140) . KSe ;[...]

193 Programming Co mmands KSG Video A veraging On KSG V ideo A veraging On Syntax Legacy Products 8566A/B, 8568A/B Description The KSG command enables video averaging. Th e averaged trace is displayed in Trace A. If video averaging is off when either KSG? or KS G OA is sent to the instrument, video averaging is turned on and the current av erage co[...]

194 Programming Com mands KSg Display Off KSg Display Off Syntax Legacy Products 8566A/B, 8568A/B Description The KSg command turns the analyzer ’ s display Off. NOTE On the legacy spectrum analyzers, this command turned the CR T beam power off to avoid unnecessary wear on the CR T . Although this command i s supported, displays used on the X-Ser[...]

195 Programming Co mmands KSH Video A veraging Off KSH V ideo A veraging Off Syntax Legacy Products 8566A/B, 8568A/B Description The KSH comm a nd sw itc h es vide o av era g ing Of f. NOTE The functions o f the KSH co mmand are identical to the V A VG OFF command (page 345) . KSH ;[...]

196 Programming Com mands KSh Display On KSh Display On Syntax Legacy Products 8566A/B, 8568A/B Description The KSh command turns the analyzer ’ s display On. NOTE On the early models of spectrum analyzers, CR T beam power was often switched Off to prevent wear of the CR T . This command (KSh) was used to turn the CR T beam power on again. Althou[...]

197 Programming Co mmands KSi Exchange T race B and T race C KSi Exchange T race B and T race C Syntax Legacy Products 8566A/B, 8568A/B Description The KSi command exchanges T race B data with T race C data. NOTE T race C ca nnot be an active trace. This means that the data in Trace C cannot be updated as the analyzer sweeps. T o ensure that the cu[...]

198 Programming Com mands KSj View T race C KSj V iew T race C Syntax Legacy Products 8566A/B, 8568A/B Description The KSj command displays T race C. NOTE The functions o f the comman d KSj are identic al to the VIEW TRC command (page 351) . KSj ;[...]

199 Programming Co mmands KSK Marker to Next Peak KSK Marker to Next Peak Syntax Legacy Products 8566A/B, 8568A/B Description If there is a marker on the screen, the KSK command mo ves this marker to the next signal peak of lower amplitude. NOTE The functions of the KSK command are similar to the MKPK NH command (page 255) , except that KSK does no[...]

200 Programming Com mands KSk Blank T race C KSk Blank T race C Syntax Legacy Products 8566A/B, 8568A/B Description The KSj command blanks T race C. NOTE The functions o f the comman d KSk are ident ical to the BLANK TRC command (page 1 15) ) KSk ;[...]

201 Programming Co mmands KSL Marker Noise Off KSL Marker Noise Off Syntax Legacy Products 8566A/B, 8568A/B Description The KSL command disables the noise density functio n which d isplays the RM S noise density at the marker . KSL does not blank the marker . NOTE The functions of the KSL command are identical to the MK NOISE OFF command (page 252)[...]

202 Programming Com mands KSl T ransf er T race B to T race C KSl T ransfer T race B to T race C Syntax Legacy Products 8566A/B, 8568A/B Description The KSl command transfers Trace B data to T race C NOTE T race C ca nnot be an active trace. This means that the data in Trace C cannot be updated as the analyzer sweeps. T o ensure that the current se[...]

203 Programming Co mmands KSM Marker Noise On KSM Marker Noise On Syntax Legacy Products 8566A/B, 8568A/B Description The KSM command displays the noise density at the marker . The noise density is normalized to a 1Hz bandwidth. NOTE The functions of the KSM command are identical to the MKNOISE ON command (page 252) . KSM ; ? OA[...]

204 Programming Com mands KSm Graticule Off KSm Graticule Off Syntax Legacy Products 8566A/B, 8568A/B Description The KSm command blanks the graticule on the analyzer display . NOTE The functions o f the comman d KSm are identical to the GRA T OFF command (page 171) . KSm ;[...]

205 Programming Co mmands KSN Marker Minimum KSN Marker Minimum Syntax Legacy Products 8566A/B, 8568A/B Description The KSN command moves the marker to the minimum value detected. NOTE The functions o f the KSN co mmand ar e identical to the MKMIN command (page 250) . KSN ;[...]

206 Programming Com mands KSn Gratic ule On KSn Graticule On Syntax Legacy Products 8566A/B, 8568A/B Description The KSn command turns on the gra ticule on the analyzer display . NOTE The functions o f the comman d KSn are ident ical to the GRA T ON command (page 171) . KSn ;[...]

207 Programming Co mmands KSO Marker Sp an KSO Marker Span Syntax Legacy Products 8566A/B, 8568A/B Description The KSO command operates only when the delta marker is On (see MKD (page 245) or M3 (page 22 9) ). When the de lta marker is on and the KSO c ommand is executed, the left marker specifies the start frequency , and the right marker spec ifi[...]

208 Programming Com mands KSo Annot ation Off KSo Annotation Off Syntax Legacy Products 8566A/B, 8568A/B Description The KSo command b lanks the annotation on the analyzer display . NOTE The functions of the command KSo are identical to the ANNOT OFF command (page 102) . KSo ;[...]

209 Programming Co mmands KSp Annot ation On KSp Annotation On Syntax Legacy Products 8566A/B, 8568A/B Description The KSp command activates the anno tation on the analyzer display . NOTE The functions of the command KSp ar e identical to the ANNOT ON command (page 102) . KSp ;[...]

210 Programming Com mands KST Fast Preset KST Fast Preset Syntax Legacy Products 8566A/B, 8568A/B Description Performs an instrument preset, setting the analyzer back to its factory set tings. NOTE There is no fast preset for X-Series an alyzers. Instead, th e Code Compatibility software performs an instrument preset (IP) when the KST command is is[...]

21 1 Programming Co mmands KSV Frequency Offset KSV Fr equency Offset Syntax Legacy Products 8566A/B, 8568A/B Description The KSV command all ows you to spec ify a value th at offsets the frequency scale for all absolute frequency readouts, for example, cen ter frequency . Relative values, for example, span a nd delta marker , are not offset. NOTE [...]

212 Programming Com mands KSx External T rigger KSx External T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The KSx command activates the normal external trigger mode. When the KSx co mmand is executed, the RF input signal is only displaye d when the external tr igger level exceeds the trigger threshold level. NOTE If an 8566A/B or an[...]

213 Programming Co mmands KSy Vide o T rigger KSy V ideo T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The KSy command activates the normal video trigge r mode. When the KSy co mmand is executed, the RF input signal is only displayed when the video trigger signal, which is internally triggered off the input signal, exceeds the trigge[...]

214 Programming Com mands KSZ Reference Level Of fset KSZ Refer ence Level Offset Syntax Legacy Products 8566A/B, 8568A/B Description The KSZ command of fsets all amplitude readouts on the display but without af fecting the trace. Note the 8566A/B only supports unit DM. Once activated, the KSZ command displays the ampl itude offset on the left side[...]

215 Programming Co mmands L0 [zero] Display Line Off L0 [zero] Display Line Off Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The L0 [zero] command disables the display line. NOTE The functions of the L0 [zer o] command are ide ntica l to the DLE OFF command (page 143) . L0 LF CR SP , ;[...]

216 Programming Com mands LF Low Frequency Preset LF Low Frequency Pr eset Syntax Legacy Products 8566A/B Description Performs a low frequency preset. That is, it selects a Start Frequenc y of 0 Hz and a Stop Frequency of 2.5 GHz, a Reference Level of 0d Bm , and sets all coupled functions to automatic. LF ;[...]

217 Programming Co mmands LG Logarithmic Scale LG Logarithmic Scale Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the amplitude (vertical gra ticule divisions) as logarithmic uni ts, without changi ng the reference level. The integer ranges vary between the dif feren t remote languages. The following table lists the ran[...]

218 Programming Com mands LG Logarithmic Scale 8568B 1, 2, 5, and 10 T able 4-22 Remote Language Integer Range using the LG Command[...]

219 Programming Co mmands LIMF Limit Line Frequency V alue LIMF Limit Line Frequency V alue Syntax Legacy Products 8560 series Description The LIMF comm and is used to enter a frequency value for a limit-line segment . NOTE The response to the query command LI MF? is not suppo rted by N9061A. LI M F S P HZ num ber KHZ MHZ GHZ KZ MZ GZ LF CR SP , ;[...]

220 Programming Com mands LIMIF AIL Limits Failed LIMIF AIL Limits Failed Syntax Legacy Products 8560 series Description The LIMIF AIL command returns a number between 0 and 3 which specifies whether the active trace passed or failed the upper and lower limit line tests. The meanings of the returned numbers are shown below . T able 4-23 Results of [...]

221 Programming Co mmands LIMIPURGE D elete Curren t Limit Li ne LIMIPURGE Delete Current Limit Line Syntax Legacy Products 8560 series Description The LIMIPURGE command deletes the current limit line. LIMIPURGE ;[...]

222 Programming Com mands LIMIREL Relative L imit Lines LIMIREL Relative Limit Lines Syntax Legacy Products 8560 series Description Specifies whether the current limit lines are fixed or relative. LIMIREL ON S P OFF 1 0 ? ; S P[...]

223 Programming Co mmands LIML Lower-Limit Amplitude LIML Lower -Limit Amplitude Syntax Legacy Products 8560 series Description The LIML command assigns th e lower -limit amplitude valu e to a limit-line segment. LIML S P DB ; numbe r DBM[...]

224 Programming Com mands LIMTSL Slope Limit Line LIMTSL Slope Limit Line Legacy Products 8560 series Description The LIMTSL command mak es the selected limit-line segment sloped. Default setting is sloped.[...]

225 Programming Co mmands LIMU Upper-Limit Amplitude LIMU Upper -Limit Amplitude Syntax Legacy Products 8560 series Description The LIMU command assigns the upper-limit amplit ude value to a limit-line segment. LIMU S P DB ; number DBM[...]

226 Programming Com mands LN Linear Scale LN Linear Scale Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Scales the amplitude (vertical gra ticule divisions) proportional to the input voltage, w ithout changing the reference level. Th e bo ttom line of the graticule represents 0 V . LN LF CR SP , ;[...]

227 Programming Co mmands M1 [one] Ma rker Off M1 [one] Marker Off Syntax Legacy Products 8566A/B, 8568A/B Description The M1 [one] command blanks any mark ers showing o n the display . NOTE Unlike the MKOFF ALL command (page 253) , it blanks inactive markers as well. M1 LF CR SP , ;[...]

228 Programming Com mands M2 [two] Marker Normal M2 [two] Marker Normal Syntax Legacy Products 8566A/B, 8568A/B Description The M2 [two] command moves the active marker to the mark er frequency . If the active marke r type is not currently normal (for example, if it is delta), the M2 command changes it to a normal marker . NOTE The functions of the[...]

229 Programming Co mmands M3 [three] Delt a Marker M3 [thr ee] Delta Marker Syntax Legacy Products 8566A/B, 8568A/B Description The M3 [three] command computes the frequen cy and amplitude dif ference between the active marker and the delta (or difference) marker . If a delta marker is not displayed on the screen, the M3 command places one at the s[...]

230 Programming Com mands M4 [four] Marker Zoom M4 [four] Marker Zoom Syntax Legacy Products 8566A/B, 8568A/B Description The M4 [four] command, when specifying either the UP or DN parameter , increases or decreases the frequency span by one step. When specifying a numeric value, th e M4 command moves the markers horizontal (X) position to the spec[...]

231 Programming Co mmands MA Marker Amplitude Output MA Marker Amplitude Output Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The MA command returns the amplitude level of the ac tive marker if the marker is on the screen. If both the active marker and the delta mark er are displayed, the MA command returns the amplitude differen[...]

232 Programming Com mands MC0 [zero] Mark er Frequency Counte r Off MC0 [zero] Marker Frequency Counter Off Syntax Legacy Products 8568A/B Description The MC0 [zero] co mm an d turn s the mark er frequency counter off. NOTE The functions of the MC0 [zer o] command are identica l to the MKFC OFF command (page 247) . MC0 ;[...]

233 Programming Co mmands MC1 [one] Marker Frequency Count er On MC1 [one] Marker Frequency Counter On Syntax Legacy Products 8568A/B Description The MC1 [one] command turns the marker frequency counter on. NOTE The functions of the MC1 [one] command are identical to the MKFC ON command (page 247) . MC1 ;[...]

234 Programming Com mands MDS Measurement Dat a Size MDS Measurement Data Size Syntax Legacy Products 8566A/B, 8568A/B Description The MDS command formats binary data in one of the following formats: B sele cts a data size of one 8-bit byte. W selects a data size of one wo rd, which is two 8-bit bytes. If no keyword is specified in the comman d, th[...]

235 Programming Co mmands MEAN T race Mean MEAN T race Mean Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Returns the mean value of the sp ecified trace in display units. NOTE TRA corresponds to T race 1 and TRB corresponds to Trace 2. MEAN TRA S P TRB ; LF CR SP ,[...]

236 Programming Com mands MEANPWR Mean Power measureme nt MEANPWR Mean Power measur ement Syntax Legacy Products 8560 series Description The MEANPWR command measures the average power of the carrier dur ing that portion of the time when it is on. The on state is defined as the time when the signal is within a selected number of dB of its peak level[...]

237 Programming Co mmands MEAS Meas MEAS Meas Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Returns the current sweep status. If the analyzer is set to sweep and make measurements continuously , the command returns CONTS. If it is set to make a single sweep with a single me asurement, the command returns SNGLS. The analyzer can b[...]

238 Programming Com mands MF Marker Frequency Output MF Marker Frequency Output Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Returns the frequency (or time) of the on-screen active marker . If both an ac tive marker and the delta marker are on the screen, the fre quency difference is returned. NOTE[...]

239 Programming Co mmands MINH Minimum Hold MINH Minimum Hold Syntax Legacy Products 8560 series Description The MINH command updates the chosen trace with the minimum signal level detected at each trace-data point from subsequent sweeps. For information on the trace settings of the X-series analyzers when le gacy instrument trace settings are sent[...]

240 Programming Com mands MINPOS Minimum X Position MINPOS Minimum X Position Syntax Legacy Products 8566A/B, 8568A/B Description The MINPOS command returns the X co-ordinate value that corresponds to the minimum amplitude of the specified trace. MINPOS TRA S P TRB TRC ;[...]

241 Programming Co mmands MKA Marker Amplitude MKA Marker Amplitude Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The MKA command returns the amplitude level of the ac tive marker if the marker is on the screen. If both the active marker and the delta marker are displayed, the MKA comman d returns the amplitude difference between[...]

242 Programming Com mands MKACT Activate Marker MKACT Activate Marker Syntax Legacy Products 8566A/B, 8568A/B Description MKACT specifies the active marker . Th ere can be four different markers, but only one marker can be active at any time. T able 4-24 Item Description/Default Range Marker Number Any valid integer . Default value is 1. 1 to 4 MKA[...]

243 Programming Co mmands MKBW Marker Bandwidth MKBW Marker Bandwidth Syntax Legacy Products 8560 series Description Returns the bandwidth at the specifie d power level relative to an on-s creen marker (if present) or the signal peak (if no on-screen marker is present). MKBW S P ? number LF CR SP , ; ,[...]

244 Programming Com mands MKCF Marker to Center Fre quency MKCF Marker to Center Frequency Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Sets the center freque nc y eq ual to the marker frequency and moves the marker to the center of the screen. NOTE The functions o f the MKCF comm and are identical to the E2 command (page 148) .[...]

245 Programming Co mmands MKD Marker Delt a MKD Marker Delta Syntax S tep Increment: b y 1/10 of the frequ ency span Legacy Products 8560 series, 8566A/B, 8568A/B Description The MKD command computes the frequ ency and amplitude difference of the active marker and the delta marker . These values are displayed on the screen. If a delta marker is not[...]

246 Programming Com mands MKF Marker Frequency MKF Marker Frequency Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the frequency value of the active marker . 8560 Series: The data is returned in ASCII format. For all other languages, th e format of the returned data is dete rmined by the TDF (T race Data Format) (page 33[...]

247 Programming Co mmands MKFC Marker Counter MKFC Marker Counter Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description T urns on or off the marker frequency counter . Th e resolution of the frequen cy marker counter is determined by the MKFCR command (page 248) . NOTE The functions o f the MKFC co mm and are identical to the MC0 [zero] [...]

248 Programming Com mands MKFCR Marker Counter Resolution MKFCR Marker Counter Resolution Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B MKFCR S P HZ KHZ MHZ GHZ OA ? S P KZ MZ GZ real ; LF CR SP , MKFCR S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ MZ GZ real OA[...]

249 Programming Co mmands MKFCR Marker Counter Resolut ion Description Sets the resolution of the marker fre quency counter . The ma rker counter resolution value is always given either in Hertz or in seconds depend ing on whether the analyzer is ope rating in the frequency domain or the time domain. NOTE For 8566A/B, 8568A/B, the func tions of the[...]

250 Programming Com mands MKMIN Marker Minimum MKMIN Marker Minimum Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Moves the active marker to the minimum value detected. NOTE For 8566A/B, 8568A/B, the fu nctions of the MKMIN command are iden tical to the KSN comm a nd (page 205) . MKMIN LF CR SP , ;[...]

251 Programming Co mmands MKN Marker Normal MKN Marker Normal Syntax St ep Increment: b y 1/10 of the frequ ency span. Legacy Products 8560 series, 8566A/B, 8568A/B Description The MKN command moves the active marker to the specified freque ncy . If no marker is currently turned on, a normal marker is turned on. If the active marker type is not cur[...]

252 Programming Com mands MKNOISE Marker Noise MKNOISE Marker Noise Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Displays the average RMS no ise density at the marker . NOTE For 8566A/B, 8568 A/B, the fun ction s of the MKNOISE command are identical to the KSM command (page 203) . MKNOISE ON S P OFF 1 0 ? ; S P LF CR SP ,[...]

253 Programming Co mmands MKOFF Marker Off MKOFF Marker Off Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description T urns off either the active marker or all the marker s. If the ALL parameter is omitted, only the acti ve marker is turned off. MKOFF ALL S P LF CR SP , ;[...]

254 Programming Com mands MKP Marker Position MKP Marker Position Syntax Legacy Products 8566A/B, 8568A/B Description Specifies the marker position ho rizontally , in display units. MKP ? ; S P integer[...]

255 Programming Co mmands MKPK Marker Peak MKPK Marker Peak Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Executing MKPK HI, or simply MKPK (no secondary keyword), positions the active marker at the highest signal detected. If an active marker is on the screen, the MKPK parameters move the marker as follows: HI (highest) moves th[...]

256 Programming Com mands MKPT Marker Threshold MKP T Marker Threshold Syntax Legacy Products 8560 series Description The MKP T command sets the minimu m amplitude level from which a peak on the trace can be detected. MKPT S P DBM UP S P DN ? ; number OA LF CR SP ,[...]

257 Programming Co mmands MKPX Marker Peak Excurs ion MKPX Marker Peak Excursion Syntax Preset State: 6 dB S tep Increment: 1 dB Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the minimum signal excursion for the an alyzer’ s internal peak identification routine. The default value is 6 dB. In this case, any signal with an exc[...]

258 Programming Com mands MKREAD Marker Readout MKREAD Marker Readout Syntax Legacy Products 8566A/B, 8568A/B Description Selects the type of active trace information displayed by the sp ec tru m an aly z er ma rker readou t. The MKREAD command can select the followi ng types of active trace information: FRQ frequency SWT sweep time IST inverse swe[...]

259 Programming Co mmands MKREAD Marker Readout NOTE FFT (Fast Fourier T ransform) is not available in the Programming Code Compatibility Suite option. SWT Reads time since the start of sweep Reads delta time between end points W aveform measurements of detected modulation W aveform measurements of detected modulation IST N/A N/A N/A Compu tes freq[...]

260 Programming Com mands MKRL Marker to Referen ce Level MKRL Marker to Refer ence Level Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The MKRL command moves the active marker to the reference level. NOTE The functions o f the MKRL comm and are identical to the E4 command (page 150) . MKRL LF CR SP , ;[...]

261 Programming Co mmands MKSP Marker S p an MKSP Marker Span Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The MKSP command operates only when the delta marker is On (see MKD (page 245) or M3 (page 229) ). When the delta marker is On and MKSP is executed, the delta marker and active marker determine the start and stop frequencie[...]

262 Programming Com mands MKSS Marker to Step Size MKSS Marker to S tep Size Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Sets the center -fre quency step-size equal to the marker frequency . If the analyzer is in the delta mode, the step s ize is set to th e frequency diff erence between the active and the delta marker . NOTE W[...]

263 Programming Co mmands MKT Marker Time MKT Marker Time Syntax Legacy Products 8560 series Description Places a marker at a position that corresponds to a specified point in time during the sweep. NOTE The default unit of time is seconds (‘S’ or ‘SC’). MKT S P ? real S MS US SC OA LF CR SP , ;[...]

264 Programming Com mands MKTRACE Marker T race MKTRACE Marker T race Syntax NOTE TRA corresponds to T race 1, TRB corresp onds to T race 2, and TRC corresponds to T race 3. Legacy Products 8566A/B, 8568A/B Description Moves the active marker to the corresponding position in T race 1, T race 2, or Trace 3. MKTRACE TRA S P TRB TRC ; ?[...]

265 Programming Co mmands MKTRACK Marker T rack MKTRACK Marker T rack Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Moves the signal on which the active marker is located to the center of the analyzer disp lay and keeps the signal peak at center screen. T o keep a drifting signal at center screen, place the active marker on the d[...]

266 Programming Com mands MKTYPE Marker T ype MKTYPE Marker T ype Syntax Legacy Products 8566A/B, 8568A/B Description Specifies the type of marker . MKTYPE PSN allows the marker to be positioned horizontally in disp lay units (default). Use the MKP and MKF commands to position the marker . MKTYPE AMP allows the marker to be positioned according to [...]

267 Programming Co mmands ML Mixer Level ML Mixer Level Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The ML command specifies the maximum signal level that is applied to the input mixer for a signal that is equal to or below the reference level. The effective mixer level is equal to the refe rence [...]

268 Programming Com mands ML Mixer Le vel NOTE If an external amplifier gain value is set, the mixer le vel is determined using the following equation: Mixer Level = Ref. Level - Attenuation + Ext. Amplifier Gain The external amplifier gain is not preset by doing an IP command in case the analyzer is measuring a large signal. This is to protect the[...]

269 Programming Co mmands MT0 [zero] Marker T rack Off MT0 [zero] Marker T rack Off Syntax Legacy Products 8566A/B, 8568A/B Description The MT0 [zero] command disables the marker tracking mode. NOTE The functions of the MT0 [zer o] command are identical to the MKTRACK OF F command (page 265) . MT0 LF CR SP , ;[...]

270 Programming Com mands MT1 [one] Marker T rack On MT1 [one] Marker T rack On Syntax Legacy Products 8566A/B, 8568A/B Description Moves the signal on which the active marker is located to the center of the analyzer display and keeps the signal peak at center screen. T o keep a drifting signal at center screen, pla ce the ac tive marker on the des[...]

271 Programming Co mmands MXMH Maximum Hold MXMH Maximum Hold Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Updates each trace element with the maximum level detected. MXMH updates the specifie d trace (either T race A or T r ace B) with a new value from a detector only if the new value is lar g er than th e previous trace data v[...]

272 Programming Com mands NORMLIZE Normalize T race Data NORMLIZE Normalize T race Data Syntax The preset state is OFF . Legacy Products 8560 series Description Activates or de-activates the norma lization routine for stimulus-respon se measurements. This function subtracts trace B from trace A, of fsets the result by the value of the normalized re[...]

273 Programming Co mmands NRL Normalized Reference Level NRL Normalized Refer ence Level Syntax The preset value is 0 dB. Legacy Products 8560 series Description Sets the normalized refere nce level. It is intended to be u s ed with the NORMLIZE command. Wh en using NRL, the input attenuator and IF step gains are not affected. This function is a tr[...]

274 Programming Com mands NRPOS Normalized Reference Po sition NRPOS Normalized Refer ence Position Syntax The preset value is 10. Legacy Products 8560 series Description The NRPOS command adjusts the normalized reference-positio n that corresponds to the position on the graticule where the difference betw een the measured and calibrated tra ces re[...]

275 Programming Co mmands O1 [one] Format - Displa y Unit s O1 [one] Format - Display Units Syntax Legacy Products 8566A/B, 8568A/B Description The O1 [one] command transmits trace ampl itude and position information as decimal values in display units. O1 ;[...]

276 Programming Com mands O2 [two] Fo rmat - T wo 8-Bit Bytes O2 [two] Format - T wo 8-Bit Bytes Syntax Legacy Products 8566A/B, 8568A/B Description The O2 [two] command transmits trace amplitude and position information as two 8-bit binary numbers, or one instruction word. O2 ;[...]

277 Programming Co mmands O3 [three] Format - Real Amplitude Un it s O3 [three] Format - Real Amplitude Units Syntax Legacy Products 8566A/B, 8568A/B Description The O3 [three] command transmits trace vertical axis information only , in measurement units of Hz, dBm, dB, volts or seconds. O3 ;[...]

278 Programming Com mands O4 [four] Format - One 8- Bit Byte O4 [four] Format - One 8-Bit Byte Syntax Legacy Products 8566A/B, 8568A/B Description The O4 [four] command transmits trace amplitude in formation only as a binary number . O4 ;[...]

279 Programming Co mmands OA or ? Query Ac tive Function OA or ? Query Active Function Legacy Products 8566A/B, 8568A/B Description Query active function. The active functions are ACPBW , ACPSP , A T , CF , CR THPOS, CR TV POS, DA, DL, DOTDENS, F A, FB, FMGAIN, GD, GL, LG , MKA, MKD, MKFCR, MKN, MKP AUSE, MKPX, ML, NDB, NRL, RB, RCLS, ROFFSET , RL,[...]

280 Programming Com mands OCCUP Percent Occupied Po wer Bandwid th OCCUP Per cent Occupied Power Bandwidth Syntax Legacy Products 8560 series Description The OCCUP command is used to query the current value of the percent o ccupied power . This value is set by the DELMKBW (page 139) and the PWRBW command (page 290) command. The OCCUP command can al[...]

281 Programming Co mmands OL Output Learn S tring OL Output Learn S tring Syntax Legacy Products 8566A/B, 8568A/B Description The OL command transmits information to the contro lle r that describes the state of the analyzer when the OL command is executed. This in formation is called the “learn stri ng.” The learn string can be sent from the co[...]

282 Programming Com mands OL Output Learn String 19 Supported: Bits 7, 6, 4, 3, and 0 Bit 5 on X-Series only Unsupported: Bits 1 and 2 20 Supported: T r igger Mode, Sweep Mode, TRB Clearwrite status Unsupported: Recorder Outpu t 21 Supported 22 U nsupp ort ed: Fixed decimal 0 23 to 25 Sup ported 26 Supported: Scale T ype, Log Scale Factor, and Disp[...]

283 Programming Co mmands OL Output Learn S tring 65 Supported: Lin Amp Units, TRC V iew Status Unsupported: Bits 5 and 4 (always set HI) 66 to 71 Sup ported 72 U nsupp ort ed: Fixed decimal 0 73 Supported: V ideo A vg Unsupported: Power on last, Ext Ref Lvl, Fast HP-IB, Bit 4 ( always set HI ) 74 to 77 U nsupported: Fixed decimal 0 78 Unsupported [...]

284 Programming Com mands OT Output T race Annota tions OT Output T race Annotations Syntax Legacy Products 8566A/B, 8568A/B Description The OT command sends 32 character-s trings to the controller . Each ch aracter-st ring can be up to 64 characters long. NOTE The 'data invalid indicator' status report given in string 27 of the returned [...]

285 Programming Co mmands PEAKS Peaks PEAKS Peaks Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The PEAKS command sorts the signal peaks in the source trace by frequency or amplitude, and sends the results to destination trace. PEAKS TRA S P TRB , TRA S P TRB AMP S P FRQ ; , ? PEAKS TRA S P TRB TRC [...]

286 Programming Com mands PKPOS Peak Position PKPOS Peak Position Syntax Legacy Products 8568 Description The PKPOS command returns the X co-ordinate value of the maximu m peak in the specified trace. PKPOS TRA S P TRB TRC ;[...]

287 Programming Co mmands PLOT Plot PLOT Plot Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The PLOT command allows you transfer trace data, graticule and annotation information to a printer using a parallel por t. The legacy analyzers transferred data directly to a plotter via the G PIB connection. The PLOT command now transfers[...]

288 Programming Com mands PP Preselector Peak PP Pr eselector Peak Syntax Legacy Products 8560 series, 8566A/B Description The PP command optimizes preselec tor tracking to peak the amplitude of a sig nal at the activ e marker . If a marker is not on the screen, PP places a marker at the highest signal level, and optimizes preselector tracking at t[...]

289 Programming Co mmands PRINT Print PRINT Print Syntax Legacy Products 8560 series Description T ransfers trace da ta, graticule and annotati on of the an alyzer screen directly to the X-series analyze r ’ s default printer . PRINT LF CR SP , ;[...]

290 Programming Com mands PWRBW Power Bandwid th PWRBW Power Bandwidth Syntax 8560 Series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Computes the combined power of all signal respons es in the specified trace, an d returns the bandwidth of the specified percentage of total powe r . The number in the co mman d is a [...]

291 Programming Co mmands R1 [one] Illegal Command SRQ R1 [one] Illegal Command SRQ Syntax Legacy Products 8566A/B, 8568A/B Description The R1 [one] command deactivates all analyzer serv ice requests (SRQs) except SRQ140, the illegal-command service request. R1 ;[...]

292 Programming Com mands R2 [two] End-of-Swe ep SRQ R2 [two] End-of-Sweep SRQ Syntax Legacy Products 8566A/B, 8568A/B Description The R2 [two] command activ ates the en d-of-sweep an d illegal-comman d service requ ests. R2 ;[...]

293 Programming Co mmands R3 [three] Hardware Broken SRQ R3 [three] Hardwar e Br oken SRQ Syntax Legacy Products 8566A/B, 8568A/B Description The R3 [three] command activates the hardware-broken and illegal-command service requests. R3 ;[...]

294 Programming Com mands R4 [four] Unit s-Key-Pressed SRQ R4 [four] Units-Key-Pressed SRQ Syntax Legacy Products 8566A/B, 8568A/B Description The R4 [four] command activate the units-k ey-pressed and illegal-command SRQs. Same as RQS 34. NOTE X-Series analyzers cannot replicate the units-key-pressed service request since no front panel interaction[...]

295 Programming Co mmands RB Resolution Bandwidth RB Resolution Bandwidth Syntax 8560 series: 8566A/B, 8568A/B: Preset State: 8560 series: 1 MHz, auto coupled 8566A/B, 8568A/B: 3 MHz, auto coupled St ep Increment: In a 1, 3, 10 series Preset State: 3 MHz, auto coupled St ep Increment: In a 1, 3, 10 series RB S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ MZ G[...]

296 Programming Com mands RB Resolution Bandwid th Legacy Products 8560 series, 8566A/B, 8568A/B Description The RB command specifies the reso lution bandwidth. A vailable bandwidths are 1 Hz, 3 Hz, 10 Hz, 3 0 Hz, 300 Hz, 1 kH z, 3kHz, 30 kHz, 100 kHz, 300 kH z, 1 MHz, and 3 MHz. Th e resolution bandwidt hs, video bandwidths, and sweep time are nor[...]

297 Programming Co mmands RBR Resolution Bandwi d th to Sp an Ratio RBR Resolution Bandwidth to Span Ratio Syntax Legacy Products 8560 series Description This command sets the coupling ratio between the frequency span and the r esolution bandwidth. It allows you to set the Span/RBW ratio to 1/ <value>, where <value> is set by the user .[...]

298 Programming Com mands RC Recall St ate RC Recall S tate Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Recalls analyzer state data from the specifie d state register in the analyzer ’ s memory . Registers one through six are reserved for the user , and contain instrument states (suc h as front [...]

299 Programming Co mmands RCLS Recall St ate RCLS Recall S tate Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Recalls analyzer state data from the specifie d state register in the analyzer ’ s memory . Registers one through six are reserved for the user , and contain instrument states (suc h as front panel configuration) saved [...]

300 Programming Com mands REV Revision REV Revision Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The REV command returns the firmware revision number . In X-Series analyzers, this comm and returns the build date of the N9061A application that you have installed in your analyzer . The date is returned in YYMMDD format (w here YY [...]

301 Programming Co mmands RL Reference Level RL Refer ence Level Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the amplitude level of the top graticule line on the display . This repre sents th e reference level. RL S P DBM ; DBMV DBUV MV UP DN ? S P UV V MW real UW W DM OA LF CR SP , RL S[...]

302 Programming Com mands RL Reference Level CAUTION Signal levels above +30 dB m will damage the analyzer . For a helpful suggestion on this subject, see Chapter 3 , “Hints and T ips,” on pag e 71 . NOTE The 8566A/B and 8568 A/B have th e refere nce level from -89.9 d Bm to +30 dBm. The range of reference level for the MXA and PXA is -170 dB m[...]

303 Programming Co mmands RMS Root Mean Square V alue RMS Root Mean Squar e V alue Syntax Legacy Products 8566A/B, 8568A/B Description The RMS command returns the RMS valu e of the trace, in display units. RMS TRA S P TRB TRC ;[...]

304 Programming Com mands ROFFSET Referenc e Level Offset ROFFSET Refer ence Level Offset Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Offsets all amplitude readouts wit hout affecting the trace. Once activated, the ROFFSET command displays the amplitude offset on the left side of the screen. Enter[...]

305 Programming Co mmands RQS Request Service Conditions RQS Request Service Conditions Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Sets a bit mask for service requests, each service re quest has a corresponding bit number and decimal equivalent of that bit number as shown in the table below .Use the deci mal equivalents to set[...]

306 Programming Com mands S1[one] Continuous Sweep S1[one] Continuous Sweep Syntax Legacy Products 8566A/B, 8568A/B Description The S1 command se ts the an al yzer to continuous sweep mode. In the con tinuous sweep mode, the analyzer takes its next sw eep as soon as possible afte r the current sweep (as long as the trigger conditions are met). A sw[...]

307 Programming Co mmands S2 [two] Single Sweep S2 [two] Single Sweep Syntax Legacy Products 8566A/B, 8568A/B Description The S2 command sets the analyz er to single sweep mode. Each subseq uent time that the command S2 is sent, one sweep is started if the trigger conditions are met. NOTE The functions of the S2 co mmand are similar to the SNGLS co[...]

308 Programming Com mands SA VES Save St ate SA VES Save S tate Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Saves the current state of the analyzer in any of the registers one through six. NOTE The functions o f the SA VES comman d are identical to the SV command (page 324) . SAVES dig it S P LF CR SP , ;[...]

309 Programming Co mmands SER Serial Number SER Serial Number Syntax Legacy Products 8560 series Description The SER command returns the X-series anal yzer serial number to the controller . SER ? LF CR SP , ;[...]

310 Programming Com mands SETDA TE Set Date SETDA TE Set Date Syntax Legacy Products 8560 series Description The SETDA TE command sets th e date of the real-ti me clock of th e analyzer . The date takes the form YYMMDD (Y ear , Month, Day) SETDATE number S P ? LF CR SP , ;[...]

31 1 Programming Co mmands SETTIME Set Time SETTIME Set T ime Syntax Legacy Products 8560 series Description The SETTIME command sets the date of the real-tim e clock of the analyzer . The time takes the form HHMMSS (Hour , Minute, Second ). SETTIME number S P ? LF CR SP , ;[...]

312 Programming Com mands SMOOTH Smooth T race SMOOTH Smooth T race Syntax Prerequisite Commands: TS when using trace data. NOTE TRA corresponds to T race 1, TRB corresp onds to T race 2, and TRC corresponds to T race 3. Legacy Products 8566A/B, 8568A/B Description Smooths the trace according to the number of points specified for the running averag[...]

313 Programming Co mmands SNGLS Single Sweep SNGLS Single Sweep Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Sets the analyzer to sin gle -sw eep mode. Each time TS (take sweep) is sent, one sweep taken as long as the trigger conditions are met. NOTE The functions o f the SNGLS command are identical to the S2 command (page 307) [...]

314 Programming Com mands SP Frequency S p an SP Fr equency Span Syntax 8560 series: SP S P HZ KHZ MHZ GHZ UP DN ? S P KZ MZ GZ real OA FULL ZERO LAST ; LF CR SP ,[...]

315 Programming Co mmands SP Frequency Span 8566A/B, 8568A/B: Step Increment: 1, 2, 5, 10 sequence (up to the stop frequency of the analyzer) Legacy Products 8560 series, 8566A/B, 8568A/B Description Changes the total displayed frequency rang e symmetrically about the center frequency . If resolution and video ba ndwidths are coupled to the span wi[...]

316 Programming Com mands SRQ Service Request SRQ Service Request Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The SRQ command sends a service request to the co ntroller when the SRQ operand fits the mask supplied with the RQS command. NOTE The N9061A applicati on does not support th e setting of bit 1 (units-key-p ressed) of th[...]

317 Programming Co mmands SS Center Frequency Step Size SS Center Fr equency S tep Size Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The SS command specifies center frequency step size. SS S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ MZ GZ real AUTO MAN OA LF CR SP , SS S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ M[...]

318 Programming Com mands ST Sweep Time ST Sweep T ime Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The ST command specifies the time in which the analy zer sweeps the displayed frequency or time span. NOTE The OA option in the ST command behav es in the same manner as the ST? command in that it re[...]

319 Programming Co mmands ST Sweep Time option does not set the active function to Sweep T ime.[...]

320 Programming Com mands STB St atus Byte Query STB S tatus Byte Query Syntax Legacy Products 8560 series Description The STB command returns to the controller the decimal equivalent of the bits set in the status byte (see the RQS (page 305) and SRQ (page 316) commands). STB is equivalent to a serial poll. STB ? ; LF CR SP ,[...]

321 Programming Co mmands STDEV St andard Deviation of T race Amplitudes STDEV S tandard Deviation of T race Amplitudes Syntax Prerequisite Commands: TS when using trace data NOTE TRA corresponds to T race 1, TRB corresp onds to T race 2, and TRC corresponds to T race 3. Legacy Products 8566A/B, 8568A/B Description Returns the standard deviation of[...]

322 Programming Com mands SUM Sum SUM Sum Syntax 8560 Series: 8566A/B, 8568A/B: Legacy Products 8560 series Description Returns the sum of all the tr ace values to the controller . NOTE The 8560 series of analyzers returns displa y units, range (0-610)*601 points or if SUM TR A TRB S p , ? ; LF CR SP , SUM TR A TRB S p , ? ; LF CR SP , TRC[...]

323 Programming Co mmands SUM Sum T race Data Format (TDF) is set to M, it returns ASCII.[...]

324 Programming Com mands SV Save St ate SV Save S tate Syntax Legacy Products 8566A/B, 8568A/B Description Saves the current state of the analyzer in any of the registers one through six. NOTE The functions of the SV co mmand ar e identical to the SA VES command (page 308) . SV digit S P ; LF CR SP ,[...]

325 Programming Co mmands SWPCPL Sweep Couple SWPCPL Sweep Couple Syntax The preset value is SA. Legacy Products 8560 series Description Selects either a stimulus-response (SR) or signal-an alyzer (SA) auto-coupled sweep time. In stimulus response mode, auto-coupled sweep times are usuall y much faster for swept response measurements. Stimulus resp[...]

326 Programming Com mands T1 [one] Free Run T rigger T1 [one] Fr ee Run T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The T1 [one] command sets the analyzer sw eep to free run trigger mode. NOTE The functions of the T1 [one] command are identical to the TM FREE command (page 337) . T1 ; LF CR SP ,[...]

327 Programming Co mmands T2 [two] Line T rigger T2 [two] Line T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The T2 [two] command sets the analyzer sweep to line trigger mode. NOTE The functions of the T2 [two] command are identical to the TM LINE command (page 337) . T2 ; LF CR SP ,[...]

328 Programming Com mands T3 [three] External T r ig ge r T3 [thr ee] External T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The T3 [three] command sets the analyzer sweep to external trigger mode. NOTE The functions of the T3 [thr ee] command are identic al to the TM EXT command (page 337) . T3 ; LF CR SP ,[...]

329 Programming Co mmands T4 [four] V ideo T rigger T4 [four] V ideo T rigger Syntax Legacy Products 8566A/B, 8568A/B Description The T4 [four] command sets the analyzer sw eep to video trigger mo de. NOTE The functions of the T4 [four] command are identical to the TM VID command (page 337) . T4 ; LF CR SP ,[...]

330 Programming Com mands T A T race A TA T race A Syntax Legacy Products 8566A/B, 8568A/B Description Returns trace A amplitude values fro m the analyzer to the controller . The display unit values are transferred in sequential order (from left to right) as seen on the screen. Display unit values can be transferred to the cont roller in any one of[...]

331 Programming Co mmands TB T race B TB T race B Syntax Legacy Products 8566A/B, 8568A/B Description Returns trace B amplitude values fro m the analyzer to the controller . The display unit values are transfe rred in sequential order (from left to right) as seen on the screen. Display unit values can be transferred to the cont roller in an y one o[...]

332 Programming Com mands TDF T race Dat a Format TDF T race Data Format Syntax The preset value for TDF is P . Legacy Products 8560 series, 8566A/B, 8568A/B Description Formats trace information for return to the controller . The different trace data formats are as follows: • M selects the ASCII data format. • P selects parameter data format. [...]

333 Programming Co mmands TH Threshold TH Thr eshold Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description The TH command blanks signal respon ses below the threshold level, sim ilar to a base li ne clipper . The threshold level is nine major divisi ons below the reference level, unle ss otherwise specified[...]

334 Programming Com mands THE Threshold Enable THE Thr eshold Enable Syntax Legacy Products 8566A/B, 8568A/B Description T urns the threshold on or of f. THE S P ON ; ? OFF[...]

335 Programming Co mmands TIMEDA TE Time Date TIMEDA TE T ime Date Syntax Legacy Products 8560 series Description Sets and returns the date and time of the real-time clock of the analyzer . The number takes the form YYMMDDHHMMSS (Y ear , Month, Day , Hour , Minute, Second). TIMEDA TE ON and TIMEDA TE OFF commands are support ed on some models of th[...]

336 Programming Com mands TITLE T i tle TITLE Ti t l e Syntax Legacy Products 8560 series Description The TITLE command activates the screen title mode, enabling you to ente r your own title for the screen. V alid string delimiters which must be used to st art and terminate the title are shown below . See 8560 Series User ’ s Guide for more detai[...]

337 Programming Co mmands TM T rig ger Mode TM T rigger Mode Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Selects a trigger mode: free, line, video, or external. NOTE The functions of the TM comm and are identi cal to the T1 (page 326) , T2 (page 327) , T 3 (page 328) and T4 (page 329) commands. TM FREE S P VID LINE EXT ? ; LF C[...]

338 Programming Com mands TRA T race Dat a Input and Output TRA T race Data Input and Output Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The TRA command transfers T race A am plitude values from the analyzer to the controlle r . The format depends on th e trac e data format selected. See the TDF command (page 332) for details o[...]

339 Programming Co mmands TRB T race Dat a Input and Output TRB T race Data Input and Output Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description The TRB command transfers T race B amplitude values between the analyzer and the controller . The format depends on the trace data format selected. See “TDF Trace Data Format” on page 332 [...]

340 Programming Com mands TRC T race Dat a Input and Output TRC T race Data Input and Output Syntax Legacy Products 8566A/B, 8568A/B Description The TRC command transfers T race Amplitude values from the analyzer to the controller . The format depends on th e trac e data format selected. See the TDF command (page 332) for details on formatting. TRC[...]

341 Programming Co mmands TRDSP T race Display TRDSP T race Display Syntax Legacy Products 8566A/B, 8568A/B Description Displays a trace or turns it off. TRDSP TRA S P TRB TRC , ON OFF 1 ; 0 ? S P[...]

342 Programming Com mands TRIGPOL T rigger Polarity TRIGPOL T rigger Polarity Syntax Legacy Products 8560 series Description Selects the edge (positive or negative) of the trigge r input that causes the trigger event. TRIGPOL is available in all trigger modes. TRIGPOL POS S P NEG ? ; LF CR SP ,[...]

343 Programming Co mmands TRST A T T race St ate TRST A T T race S tate Syntax Legacy Products 8566A/B, 8568A/B Description The TRST A T command returns trace states to the c ontroller . V alid trace states are Clear-write, Off, V iew , Maximum Hold, and Blank. T able 4-27 Possible T race S tates T race S tate Description T race S tate Data Returne[...]

344 Programming Com mands TS T ake Sweep TS T ake Sweep Syntax Legacy Products 8560 series, 8566A/B, 8568A/B Description Starts and completes one full sweep before the ne xt command is executed. A TS command is required for each sweep in the single-sweep mode. TS always restarts a sw eep eve n if a sweep is already in progress. TS ; LF CR SP ,[...]

345 Programming Co mmands V A VG Video A verage VAV G V ideo A verage Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Enables the video-averaging function, which averages trace points to smooth th e displayed trace. When queried, the V A VG command returns the number of averages for the 8560 series of[...]

346 Programming Com mands V A VG Video A verage NOTE There are a few differences in the way video averaging works in the N9061A application compared to the legacy an alyzers. See the following table for a summary of these differences. NOTE For 8566A/B, 8568A/B, the fu nctions of the V A VG command are identical to the KSG (page 193) or KSH command [...]

347 Programming Co mmands VB Video Ba ndwid th VB V ideo Bandwidth Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Specifies the video bandwidth, which is a post-detection, low-pass filter . VB S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ MZ GZ real AUTO MAN OA LF CR SP , VB S P HZ ; KHZ MHZ GHZ UP DN ? S P KZ[...]

348 Programming Com mands VB Video Ba ndwid th When auto coupled, the v ideo bandwidth is calc ulated as Resolution Bandwidth x V ideo Resolution Bandwidth Ratio. See the VBO command (page 349) for more details.[...]

349 Programming Co mmands VBO Video Bandwid th Coupling Offset VBO V ideo Bandwidth Coupling Offset Syntax Legacy Products 8566A/B, 8568A/B Description The VBO command specifies the relationship between the video and resolution bandwidths which is maintained when these ban dwidths are coupled. The bandwidth s are usually co upled unless the RB comm[...]

350 Programming Com mands VBR Video Bandwid th to Resolution Bandwid th Ratio VBR V ideo Bandwidth to Resolution Bandwidth Ratio Syntax Legacy Products 8560 series Description The VBR command specifies the re lationship between the video and resolution bandwidths that is maintained when these bandwidths are coupled. NOTE VBR uses the legacy signal [...]

351 Programming Co mmands VIEW View T race VIEW V iew T race Syntax 8560 series: 8566A/B, 8568A/B: Legacy Products 8560 series, 8566A/B, 8568A/B Description Displays T rac e A or T ra ce B and stops ta king new data into the viewed trace. NOTE The functions o f the VIEW co mm and are identical to the A3 (page 81) and B3 (page 1 12) commands. For 85[...]

352 Programming Com mands VIEW View T race For information on the settings of the X-series analyzers when legacy instrument trace settings are sent, see T able 4-4, “Legacy Products comma nd mappin g to X-series for trace/detector settings.”[...]

353 Programming Co mmands VTL Video T rigger Level VTL V ideo T rigger Level Syntax Legacy Products 8560 series Description The VTL command sets the signal level that triggers a sweep. Note that setting a value for VTL sets the trigger mo de to VIDEO, even if it was not already set to VIDEO. (See “TM T rigger Mode” on page 33 7 ). VTL S P DB UP[...]

354 Programming Com mands XCH Exchange XCH Exchange Syntax Legacy Products 8566A/B, 8568A/B Description The XCH command exchanges the conten ts of the source and destinatio n traces. The traces are analyzed and adjusted to fit the number of display points on the screen. NOTE The functions of the XCH TRA,TRB command are identical to the AXB (page 10[...]

355 5 A Brief Intr oduction to the SCPI Language[...]

356 A Brief Introduction to the SCPI Language SCPI Language Basics SCPI Language Basics This section is not intended to teach you every thing about the SCPI (S tandard Commands for Programmable Instruments) prog ramming language. The SCPI Consortium or IEEE can provide that level of detailed information. T opics covered in this chapter include: •[...]

357 A Brief Introduction to the SCPI Languag e SCPI Language Basics command. These are exampl es of valid commands for a give n command syntax: Special Characters in Commands Command Syntax Sample V alid Commands [SENSe:]BANDwidth [:RESolution] <fre q> The following sampl e comma nds are all identical. They all cause the same result. • Sens[...]

358 A Brief Introduction to the SCPI Language SCPI Language Basics A vertical stroke between keywords indicates identical effects exist for both keywords. The command functions the same for either keyword. Only one of these keywords is used at a time. Command: SENSe:BANDwidth| BWIDth: OFFSet T wo identical commands are: Ex1: SENSE:BWIDTH:OFF SET Ex[...]

359 A Brief Introduction to the SCPI Languag e SCPI Language Basics Parameters in Commands There are four basic types of parameters: boolea ns , keywords, variables and arbitrary block prog ram data. OFF|ON|0|1 (Boolean) This is a two state boo lean-type parameter . The numeric value 0 is equivalent to OFF . Any numeric value other than 0 is equiva[...]

360 A Brief Introduction to the SCPI Language SCPI Language Basics V ariable Parameters <integer> is an integer value with no units. <real> Is a floating point number with no units. <freq> <bandwidth> Is a positive rational number follow ed by optional units. The default unit is Hertz. Acceptable units include: Hz, kHz, MHz,[...]

361 A Brief Introduction to the SCPI Languag e SCPI Language Basics <trace> Is an array of rational numbers corresponding to displayed trace data. See FORMat:DA T A for information about available data formats. A SCPI command often refers to a block of current trace data with a variable name such as: T race1, TRACE2, or trace3, depending on w[...]

362 A Brief Introduction to the SCPI Language SCPI Language Basics The following are some examples of good an d bad commands. The examples are created from a theoretical instrument with the simple set of commands indicated below: [:SENSe] :POWer [:RF] :ATTenuation 40dB :TRIGger [:SEQuence] :EXTernal [1] :SLOPe POSitive [:SENSe] :FREQuency :STARt :P[...]

Index 363 Symbols ? , 279 Numerics 8560E/EC remote language , 29 8561E/EC remote language , 29 8562E/EC remote language , 29 8563E/EC remote language , 29 8564E/EC remote language , 29 8565E/EC remote language , 29 8-bit bytes , 276 , 278 A A minus B into A , 100 , 120 off , 119 plus display line , 101 A plus B to A , 103 , 188 A1 , 79 A2 , 80 A3 ,[...]

364 Index couple attenuation , 121 auto , 108 frequency step size , 135 input , 133 resolution bandwidth , 134 sweep time , 136 video bandwidth , 137 couple sweep , 325 coupling AC/DC , 173 , 175 video bandwidth offset , 349 CR , 134 CS , 135 CT , 136 current units , 77 CV , 137 D DA , 138 data arbitrary blocks , 361 data byte , 77 data byte EOI , [...]

Index 365 I2 , 175 ID , 177 identify remote language , 177 IEEE command termination , 36 1 IF adjustment , 99 illegal command SRQ , 291 impedance units , 77 input attenuation , 104 coupling , 133 input attenuation , 35 installing N9061A , 25 instrument preset , 178 integer variable (variables) , 360 IP , 178 K keyword parame ter (commands) , 359 KS[...]

366 Index minimum hold , 239 marker , 20 5 , 250 x position , 240 MINPOS , 240 mixer level , 179 , 267 MKA , 241 MKACT , 242 MKBW , 243 MKCF , 244 MKD , 245 MKF , 246 MKFC , 247 MKFCR , 248 MKMIN , 250 MKN , 251 MKNOISE , 252 MKOFF , 253 MKP , 254 MKPK , 255 MKP T , 256 MKPX , 257 MKREAD , 258 MKRL , 260 MKSP , 261 MKSS , 262 MKT , 263 MKTRACE , 26[...]

Index 367 reserved words , 76 resolution marker counter , 180 , 248 resolution bandwidth , 295 coupling , 134 to span ratio , 297 video bandwidth ratio , 350 results data, identifying block size , 361 returning or storing trace values , 330 , 331 , 338 , 339 , 340 REV , 300 revision , 300 RL , 301 RMS , 303 ROFFSET , 304 root mean square value , 30[...]

368 Index sweep times , 72 synchronization , 72 TITLE , 336 title , 336 title mode , 191 TM , 337 TRA , 338 trace A plus B to A , 188 blank , 82 , 115 blank trace C , 200 data format , 332 data I/O , 330 , 331 , 338 , 339 data input , 340 data output , 340 exchange , 354 exchange B and C , 197 mean , 235 output annotations , 284 returning values , [...]